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130439160 = 23345127317
BaseRepresentation
bin1111100011001…
…01011111111000
3100002102222220000
413301211133320
5231343023120
620535433000
73142500045
oct761453770
9302388800
10130439160
11676a1965
1237825760
1321040647
14134761cc
15b6b8990
hex7c657f8

130439160 has 160 divisors (see below), whose sum is σ = 443266560. Its totient is φ = 34401024.

The previous prime is 130439159. The next prime is 130439173. The reversal of 130439160 is 61934031.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 411322 + ... + 411638.

It is an arithmetic number, because the mean of its divisors is an integer number (2770416).

Almost surely, 2130439160 is an apocalyptic number.

130439160 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 130439160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (221633280).

130439160 is an abundant number, since it is smaller than the sum of its proper divisors (312827400).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

130439160 is a wasteful number, since it uses less digits than its factorization.

130439160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 467 (or 454 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 27.

The square root of 130439160 is about 11420.9964539002. The cubic root of 130439160 is about 507.1494954969.

The spelling of 130439160 in words is "one hundred thirty million, four hundred thirty-nine thousand, one hundred sixty".

Divisors: 1 2 3 4 5 6 8 9 10 12 15 18 20 24 27 30 36 40 45 54 60 72 81 90 108 120 127 135 162 180 216 254 270 317 324 360 381 405 508 540 634 635 648 762 810 951 1016 1080 1143 1268 1270 1524 1585 1620 1902 1905 2286 2536 2540 2853 3048 3170 3240 3429 3804 3810 4572 4755 5080 5706 5715 6340 6858 7608 7620 8559 9144 9510 10287 11412 11430 12680 13716 14265 15240 17118 17145 19020 20574 22824 22860 25677 27432 28530 34236 34290 38040 40259 41148 42795 45720 51354 51435 57060 68472 68580 80518 82296 85590 102708 102870 114120 120777 128385 137160 161036 171180 201295 205416 205740 241554 256770 322072 342360 362331 402590 411480 483108 513540 603885 724662 805180 966216 1027080 1086993 1207770 1449324 1610360 1811655 2173986 2415540 2898648 3260979 3623310 4347972 4831080 5434965 6521958 7246620 8695944 10869930 13043916 14493240 16304895 21739860 26087832 32609790 43479720 65219580 130439160