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1005106470 = 235178812237
BaseRepresentation
bin111011111010001…
…011010100100110
32121001021200212120
4323322023110212
54024301401340
6243422530410
733623156364
oct7372132446
92531250776
101005106470
114763a1405
12240736a06
13130307574
14976ba634
155d38e4d0
hex3be8b526

1005106470 has 64 divisors (see below), whose sum is σ = 2558195136. Its totient is φ = 251863040.

The previous prime is 1005106433. The next prime is 1005106481. The reversal of 1005106470 is 746015001.

It is a self number, because there is not a number n which added to its sum of digits gives 1005106470.

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 31 ways as a sum of consecutive naturals, for example, 448192 + ... + 450428.

It is an arithmetic number, because the mean of its divisors is an integer number (39971799).

Almost surely, 21005106470 is an apocalyptic number.

1005106470 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1005106470, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1279097568).

1005106470 is an abundant number, since it is smaller than the sum of its proper divisors (1553088666).

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

1005106470 is a wasteful number, since it uses less digits than its factorization.

1005106470 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3145.

The product of its (nonzero) digits is 840, while the sum is 24.

The square root of 1005106470 is about 31703.4141694550. The cubic root of 1005106470 is about 1001.6992675210.

The spelling of 1005106470 in words is "one billion, five million, one hundred six thousand, four hundred seventy".

Divisors: 1 2 3 5 6 10 15 17 30 34 51 85 102 170 255 510 881 1762 2237 2643 4405 4474 5286 6711 8810 11185 13215 13422 14977 22370 26430 29954 33555 38029 44931 67110 74885 76058 89862 114087 149770 190145 224655 228174 380290 449310 570435 1140870 1970797 3941594 5912391 9853985 11824782 19707970 29561955 33503549 59123910 67007098 100510647 167517745 201021294 335035490 502553235 1005106470