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106178874201 = 3247223112
BaseRepresentation
bin110001011100011000…
…0010000101101011001
3101011001210021200012100
41202320300100231121
53214423242433301
6120440005434013
710446132353001
oct1427060205531
9334053250170
10106178874201
114103722a804
12186b310b909
13a021976b1a
1451d3913001
152b66907286
hex18b8c10b59

106178874201 has 27 divisors (see below), whose sum is σ = 156769931253. Its totient is φ = 69249854520.

The previous prime is 106178874187. The next prime is 106178874233. The reversal of 106178874201 is 102478871601.

The square root of 106178874201 is 325851.

It is a perfect power (a square), and thus also a powerful number.

106178874201 is a `hidden beast` number, since 1 + 0 + 617 + 8 + 8 + 7 + 4 + 20 + 1 = 666.

It is a de Polignac number, because none of the positive numbers 2k-106178874201 is a prime.

It is a super-2 number, since 2×1061788742012 (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (106178874301) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 45943836 + ... + 45946146.

Almost surely, 2106178874201 is an apocalyptic number.

106178874201 is the 325851-st square number.

106178874201 is the 162926-th centered octagonal number.

It is an amenable number.

106178874201 is a deficient number, since it is larger than the sum of its proper divisors (50591057052).

106178874201 is an frugal number, since it uses more digits than its factorization.

106178874201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4722 (or 2361 counting only the distinct ones).

The product of its (nonzero) digits is 150528, while the sum is 45.

The spelling of 106178874201 in words is "one hundred six billion, one hundred seventy-eight million, eight hundred seventy-four thousand, two hundred one".

Divisors: 1 3 9 47 141 423 2209 2311 6627 6933 19881 20799 108617 325851 977553 5104999 5340721 15314997 16022163 45944991 48066489 251013887 753041661 2259124983 11797652689 35392958067 106178874201