Base | Representation |
---|---|
bin | 110001111011010001… |
… | …1110100111000010011 |
3 | 101020202001110001120000 |
4 | 1203312203310320103 |
5 | 3224034221130000 |
6 | 121130530421043 |
7 | 10513623164520 |
oct | 1436643647023 |
9 | 336661401500 |
10 | 107215801875 |
11 | 41519585926 |
12 | 18942431783 |
13 | a1587432b0 |
14 | 5291514147 |
15 | 2bc7980000 |
hex | 18f68f4e13 |
107215801875 has 600 divisors, whose sum is σ = 268053220512. Its totient is φ = 41430528000.
The previous prime is 107215801789. The next prime is 107215801897. The reversal of 107215801875 is 578108512701.
It is not a de Polignac number, because 107215801875 - 28 = 107215801619 is a prime.
It is a super-2 number, since 2×1072158018752 (a number of 23 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a self number, because there is not a number n which added to its sum of digits gives 107215801875.
It is an unprimeable number.
It is a polite number, since it can be written in 599 ways as a sum of consecutive naturals, for example, 2897724357 + ... + 2897724393.
Almost surely, 2107215801875 is an apocalyptic number.
107215801875 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
107215801875 is an abundant number, since it is smaller than the sum of its proper divisors (160837418637).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
107215801875 is an equidigital number, since it uses as much as digits as its factorization.
107215801875 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 143 (or 82 counting only the distinct ones).
The product of its (nonzero) digits is 156800, while the sum is 45.
The spelling of 107215801875 in words is "one hundred seven billion, two hundred fifteen million, eight hundred one thousand, eight hundred seventy-five".
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