Base | Representation |
---|---|
bin | 1111101001110001101… |
… | …0001001011000010100 |
3 | 221201002221111200000020 |
4 | 3322130122021120110 |
5 | 13401212442302322 |
6 | 323311514545140 |
7 | 25266614620350 |
oct | 3723432113024 |
9 | 851087450006 |
10 | 268912072212 |
11 | a4054943aa3 |
12 | 4414a1381b0 |
13 | 1c487251974 |
14 | d03041c460 |
15 | 6edd2d605c |
hex | 3e9c689614 |
268912072212 has 48 divisors (see below), whose sum is σ = 717133291392. Its totient is φ = 76828331520.
The previous prime is 268912072211. The next prime is 268912072229. The reversal of 268912072212 is 212270219862.
It is a Harshad number since it is a multiple of its sum of digits (42).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (268912072211) 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, 2022208 + ... + 2151080.
It is an arithmetic number, because the mean of its divisors is an integer number (14940276904).
Almost surely, 2268912072212 is an apocalyptic number.
It is an amenable number.
268912072212 is an abundant number, since it is smaller than the sum of its proper divisors (448221219180).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
268912072212 is a wasteful number, since it uses less digits than its factorization.
268912072212 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 153728 (or 153726 counting only the distinct ones).
The product of its (nonzero) digits is 96768, while the sum is 42.
The spelling of 268912072212 in words is "two hundred sixty-eight billion, nine hundred twelve million, seventy-two thousand, two hundred twelve".
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