Base | Representation |
---|---|
bin | 10100111110000000… |
… | …11110010011001000 |
3 | 1002001120020011102222 |
4 | 22133000132103020 |
5 | 141023423323130 |
6 | 5101030113212 |
7 | 545655220220 |
oct | 123700362310 |
9 | 32046204388 |
10 | 11257636040 |
11 | 4857707642 |
12 | 22221ab808 |
13 | 10a5411901 |
14 | 78b1b7080 |
15 | 45d4d0ce5 |
hex | 29f01e4c8 |
11257636040 has 64 divisors (see below), whose sum is σ = 30471811200. Its totient is φ = 3656613888.
The previous prime is 11257636007. The next prime is 11257636067. The reversal of 11257636040 is 4063675211.
It is a Harshad number since it is a multiple of its sum of digits (35).
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1052729 + ... + 1063368.
It is an arithmetic number, because the mean of its divisors is an integer number (476122050).
Almost surely, 211257636040 is an apocalyptic number.
11257636040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
11257636040 is an abundant number, since it is smaller than the sum of its proper divisors (19214175160).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
11257636040 is a wasteful number, since it uses less digits than its factorization.
11257636040 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2116134 (or 2116130 counting only the distinct ones).
The product of its (nonzero) digits is 30240, while the sum is 35.
The spelling of 11257636040 in words is "eleven billion, two hundred fifty-seven million, six hundred thirty-six thousand, forty".
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