Base | Representation |
---|---|
bin | 101110110011010111… |
… | …0100111001001111000 |
3 | 100121102120001100111002 |
4 | 1131212232213021320 |
5 | 3121314440232330 |
6 | 114101141424132 |
7 | 10155450501221 |
oct | 1354656471170 |
9 | 317376040432 |
10 | 100507742840 |
11 | 3969700088a |
12 | 1758ba0b048 |
13 | 9629a75bab |
14 | 4c16670248 |
15 | 2933ad1e45 |
hex | 1766ba7278 |
100507742840 has 32 divisors (see below), whose sum is σ = 226151531280. Its totient is φ = 40201477632.
The previous prime is 100507742831. The next prime is 100507742869. The reversal of 100507742840 is 48247705001.
It is a junction number, because it is equal to n+sod(n) for n = 100507742794 and 100507742803.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1716527 + ... + 1774113.
Almost surely, 2100507742840 is an apocalyptic number.
100507742840 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
100507742840 is an abundant number, since it is smaller than the sum of its proper divisors (125643788440).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
100507742840 is a wasteful number, since it uses less digits than its factorization.
100507742840 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 101231 (or 101227 counting only the distinct ones).
The product of its (nonzero) digits is 62720, while the sum is 38.
The spelling of 100507742840 in words is "one hundred billion, five hundred seven million, seven hundred forty-two thousand, eight hundred forty".
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