Base | Representation |
---|---|
bin | 11000100011001011… |
… | …11101110010100100 |
3 | 1021000112121202220220 |
4 | 30101211331302210 |
5 | 203443044120410 |
6 | 10015502324340 |
7 | 644420502153 |
oct | 142145756244 |
9 | 37015552826 |
10 | 13180066980 |
11 | 5653893443 |
12 | 2679b896b0 |
13 | 132079a202 |
14 | 8d063d59a |
15 | 522170070 |
hex | 31197dca4 |
13180066980 has 48 divisors (see below), whose sum is σ = 36912516480. Its totient is φ = 3513891328.
The previous prime is 13180066951. The next prime is 13180066997. The reversal of 13180066980 is 8966008131.
13180066980 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 272812 + ... + 317468.
It is an arithmetic number, because the mean of its divisors is an integer number (769010760).
Almost surely, 213180066980 is an apocalyptic number.
13180066980 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
13180066980 is an abundant number, since it is smaller than the sum of its proper divisors (23732449500).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13180066980 is a wasteful number, since it uses less digits than its factorization.
13180066980 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 49588 (or 49586 counting only the distinct ones).
The product of its (nonzero) digits is 62208, while the sum is 42.
The spelling of 13180066980 in words is "thirteen billion, one hundred eighty million, sixty-six thousand, nine hundred eighty".
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