Base | Representation |
---|---|
bin | 10010101001100010… |
… | …01011010001110101 |
3 | 221211202112222122120 |
4 | 21110301023101311 |
5 | 131001100040424 |
6 | 4333254150153 |
7 | 503052355605 |
oct | 112461132165 |
9 | 27752488576 |
10 | 10012111989 |
11 | 4278637a20 |
12 | 1b35052359 |
13 | c3736b429 |
14 | 6ad9d6c05 |
15 | 3d8ea1a79 |
hex | 254c4b475 |
10012111989 has 16 divisors (see below), whose sum is σ = 15065248320. Its totient is φ = 5858706560.
The previous prime is 10012111979. The next prime is 10012112003. The reversal of 10012111989 is 98911121001.
It is a cyclic number.
It is not a de Polignac number, because 10012111989 - 27 = 10012111861 is a prime.
It is a super-3 number, since 3×100121119893 (a number of 31 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a Harshad number since it is a multiple of its sum of digits (33).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (10012111909) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5230032 + ... + 5231945.
It is an arithmetic number, because the mean of its divisors is an integer number (941578020).
Almost surely, 210012111989 is an apocalyptic number.
It is an amenable number.
10012111989 is a deficient number, since it is larger than the sum of its proper divisors (5053136331).
10012111989 is a wasteful number, since it uses less digits than its factorization.
10012111989 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10462020.
The product of its (nonzero) digits is 1296, while the sum is 33.
The spelling of 10012111989 in words is "ten billion, twelve million, one hundred eleven thousand, nine hundred eighty-nine".
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