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102970656800 = 25521111701211
BaseRepresentation
bin101111111100110000…
…1111000100000100000
3100211210012110100021122
41133321201320200200
53141340442004200
6115145402311412
710303465066334
oct1377141704040
9324705410248
10102970656800
113a740284570
1217b587b8568
1399300bbc2b
144dab7c97c4
152a29e34385
hex17f9878820

102970656800 has 72 divisors (see below), whose sum is σ = 274229604432. Its totient is φ = 37443872000.

The previous prime is 102970656799. The next prime is 102970656847. The reversal of 102970656800 is 8656079201.

It is a Harshad number since it is a multiple of its sum of digits (44).

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 11 ways as a sum of consecutive naturals, for example, 5841806 + ... + 5859405.

It is an arithmetic number, because the mean of its divisors is an integer number (3808744506).

Almost surely, 2102970656800 is an apocalyptic number.

102970656800 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

102970656800 is an abundant number, since it is smaller than the sum of its proper divisors (171258947632).

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

102970656800 is a wasteful number, since it uses less digits than its factorization.

102970656800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11701242 (or 11701229 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 44.

The spelling of 102970656800 in words is "one hundred two billion, nine hundred seventy million, six hundred fifty-six thousand, eight hundred".

Divisors: 1 2 4 5 8 10 11 16 20 22 25 32 40 44 50 55 80 88 100 110 160 176 200 220 275 352 400 440 550 800 880 1100 1760 2200 4400 8800 11701211 23402422 46804844 58506055 93609688 117012110 128713321 187219376 234024220 257426642 292530275 374438752 468048440 514853284 585060550 643566605 936096880 1029706568 1170121100 1287133210 1872193760 2059413136 2340242200 2574266420 3217833025 4118826272 4680484400 5148532840 6435666050 9360968800 10297065680 12871332100 20594131360 25742664200 51485328400 102970656800