Base | Representation |
---|---|
bin | 11100000010001100… |
… | …110101001000101011 |
3 | 2212200211122020021202 |
4 | 130002030311020223 |
5 | 443122013021000 |
6 | 21454543354415 |
7 | 2113643063606 |
oct | 340214651053 |
9 | 85624566252 |
10 | 30101688875 |
11 | 11847689425 |
12 | 5a00bb2a0b |
13 | 2ab947a52b |
14 | 1657b5933d |
15 | bb2a13dd5 |
hex | 70233522b |
30101688875 has 16 divisors (see below), whose sum is σ = 37588047744. Its totient is φ = 24067800000.
The previous prime is 30101688857. The next prime is 30101688887. The reversal of 30101688875 is 57888610103.
It is a happy number.
It is not a de Polignac number, because 30101688875 - 216 = 30101623339 is a prime.
It is a super-2 number, since 2×301016888752 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 158270 + ... + 291980.
It is an arithmetic number, because the mean of its divisors is an integer number (2349252984).
Almost surely, 230101688875 is an apocalyptic number.
30101688875 is a deficient number, since it is larger than the sum of its proper divisors (7486358869).
30101688875 is a wasteful number, since it uses less digits than its factorization.
30101688875 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 135527 (or 135517 counting only the distinct ones).
The product of its (nonzero) digits is 322560, while the sum is 47.
The spelling of 30101688875 in words is "thirty billion, one hundred one million, six hundred eighty-eight thousand, eight hundred seventy-five".
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