Base | Representation |
---|---|
bin | 1001011001111… |
… | …01110000000100 |
3 | 12111110100010222 |
4 | 10230331300010 |
5 | 130144134012 |
6 | 11455003512 |
7 | 1645414610 |
oct | 454756004 |
9 | 174410128 |
10 | 78896132 |
11 | 40597917 |
12 | 22509598 |
13 | 13464b03 |
14 | a69a340 |
15 | 6dd6972 |
hex | 4b3dc04 |
78896132 has 24 divisors (see below), whose sum is σ = 166098240. Its totient is φ = 32032800.
The previous prime is 78896117. The next prime is 78896159. The reversal of 78896132 is 23169887.
It is a super-2 number, since 2×788961322 = 12449199289122848, which contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 73619 + ... + 74682.
It is an arithmetic number, because the mean of its divisors is an integer number (6920760).
Almost surely, 278896132 is an apocalyptic number.
It is an amenable number.
78896132 is an abundant number, since it is smaller than the sum of its proper divisors (87202108).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
78896132 is a wasteful number, since it uses less digits than its factorization.
78896132 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 148331 (or 148329 counting only the distinct ones).
The product of its digits is 145152, while the sum is 44.
The square root of 78896132 is about 8882.3494639650. The cubic root of 78896132 is about 428.8959091663.
The spelling of 78896132 in words is "seventy-eight million, eight hundred ninety-six thousand, one hundred thirty-two".
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