Base | Representation |
---|---|
bin | 11000001011000010… |
… | …00100000010100110 |
3 | 1020111102101000220111 |
4 | 30011201010002212 |
5 | 203034212032040 |
6 | 5543423523234 |
7 | 636410356363 |
oct | 140541040246 |
9 | 36442330814 |
10 | 12977455270 |
11 | 555a48724a |
12 | 262215951a |
13 | 12ba80a220 |
14 | 8b177b46a |
15 | 50e49bdea |
hex | 3058440a6 |
12977455270 has 64 divisors (see below), whose sum is σ = 25380681984. Its totient is φ = 4749114240.
The previous prime is 12977455261. The next prime is 12977455313. The reversal of 12977455270 is 7255477921.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11081785 + ... + 11082955.
It is an arithmetic number, because the mean of its divisors is an integer number (396573156).
Almost surely, 212977455270 is an apocalyptic number.
12977455270 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
12977455270 is a deficient number, since it is larger than the sum of its proper divisors (12403226714).
12977455270 is a wasteful number, since it uses less digits than its factorization.
12977455270 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1877.
The product of its (nonzero) digits is 1234800, while the sum is 49.
The spelling of 12977455270 in words is "twelve billion, nine hundred seventy-seven million, four hundred fifty-five thousand, two hundred seventy".
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