Base | Representation |
---|---|
bin | 100100000100101111… |
… | …0111011001001101011 |
3 | 21101221220200012111120 |
4 | 1020021132323021223 |
5 | 2232123414403000 |
6 | 55331043030323 |
7 | 5411512331445 |
oct | 1101136731153 |
9 | 241856605446 |
10 | 77468512875 |
11 | 2a943a57366 |
12 | 1302006b3a3 |
13 | 73c782c840 |
14 | 3a6c88d495 |
15 | 20361236a0 |
hex | 12097bb26b |
77468512875 has 32 divisors (see below), whose sum is σ = 138823583808. Its totient is φ = 38138342400.
The previous prime is 77468512861. The next prime is 77468512921. The reversal of 77468512875 is 57821586477.
It is not a de Polignac number, because 77468512875 - 210 = 77468511851 is a prime.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7940614 + ... + 7950363.
It is an arithmetic number, because the mean of its divisors is an integer number (4338236994).
Almost surely, 277468512875 is an apocalyptic number.
77468512875 is a gapful number since it is divisible by the number (75) formed by its first and last digit.
77468512875 is a deficient number, since it is larger than the sum of its proper divisors (61355070933).
77468512875 is a wasteful number, since it uses less digits than its factorization.
77468512875 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15891008 (or 15890998 counting only the distinct ones).
The product of its digits is 26342400, while the sum is 60.
The spelling of 77468512875 in words is "seventy-seven billion, four hundred sixty-eight million, five hundred twelve thousand, eight hundred seventy-five".
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