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10164361240 = 23511101331691
BaseRepresentation
bin10010111011101011…
…11101100000011000
3222020101001001100201
421131311331200120
5131304034024430
64400333311544
7506611434145
oct113565754030
928211031321
1010164361240
114346576050
121b780355b4
13c5ca77047
146c5d093cc
153e75278ca
hex25dd7d818

10164361240 has 128 divisors (see below), whose sum is σ = 25308599040. Its totient is φ = 3643200000.

The previous prime is 10164361223. The next prime is 10164361267. The reversal of 10164361240 is 4216346101.

It is a junction number, because it is equal to n+sod(n) for n = 10164361199 and 10164361208.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14709295 + ... + 14709985.

It is an arithmetic number, because the mean of its divisors is an integer number (197723430).

Almost surely, 210164361240 is an apocalyptic number.

10164361240 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 10164361240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12654299520).

10164361240 is an abundant number, since it is smaller than the sum of its proper divisors (15144237800).

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

10164361240 is a wasteful number, since it uses less digits than its factorization.

10164361240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1145 (or 1141 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 28.

The spelling of 10164361240 in words is "ten billion, one hundred sixty-four million, three hundred sixty-one thousand, two hundred forty".

Divisors: 1 2 4 5 8 10 11 20 22 40 44 55 88 101 110 202 220 331 404 440 505 662 691 808 1010 1111 1324 1382 1655 2020 2222 2648 2764 3310 3455 3641 4040 4444 5528 5555 6620 6910 7282 7601 8888 11110 13240 13820 14564 15202 18205 22220 27640 29128 30404 33431 36410 38005 44440 60808 66862 69791 72820 76010 133724 139582 145640 152020 167155 228721 267448 279164 304040 334310 348955 367741 457442 558328 668620 697910 735482 767701 914884 1143605 1337240 1395820 1470964 1535402 1829768 1838705 2287210 2515931 2791640 2941928 3070804 3677410 3838505 4574420 5031862 6141608 7354820 7677010 9148840 10063724 12579655 14709640 15354020 20127448 23100821 25159310 30708040 46201642 50318620 92403284 100637240 115504105 184806568 231008210 254109031 462016420 508218062 924032840 1016436124 1270545155 2032872248 2541090310 5082180620 10164361240