Base | Representation |
---|---|
bin | 100011110011010011… |
… | …1000010101101101000 |
3 | 21100110010202100021001 |
4 | 1013212213002231220 |
5 | 2224424130012230 |
6 | 55153022524344 |
7 | 5361146305204 |
oct | 1074647025550 |
9 | 240403670231 |
10 | 76883438440 |
11 | 2a673773276 |
12 | 12a981366b4 |
13 | 733355b753 |
14 | 3a14cadb04 |
15 | 1eeeaa30ca |
hex | 11e69c2b68 |
76883438440 has 32 divisors (see below), whose sum is σ = 182092356000. Its totient is φ = 29134776384.
The previous prime is 76883438407. The next prime is 76883438449. The reversal of 76883438440 is 4483438867.
It is a super-2 number, since 2×768834384402 (a number of 23 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (76883438449) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50580450 + ... + 50581969.
It is an arithmetic number, because the mean of its divisors is an integer number (5690386125).
Almost surely, 276883438440 is an apocalyptic number.
It is an amenable number.
76883438440 is an abundant number, since it is smaller than the sum of its proper divisors (105208917560).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
76883438440 is a wasteful number, since it uses less digits than its factorization.
76883438440 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 101162449 (or 101162445 counting only the distinct ones).
The product of its (nonzero) digits is 12386304, while the sum is 55.
The spelling of 76883438440 in words is "seventy-six billion, eight hundred eighty-three million, four hundred thirty-eight thousand, four hundred forty".
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