Base | Representation |
---|---|
bin | 11100110100111101… |
… | …110110110111010000 |
3 | 2221220012021201210012 |
4 | 130310331312313100 |
5 | 1001343032324213 |
6 | 22115250454052 |
7 | 2144024400650 |
oct | 346475666720 |
9 | 87805251705 |
10 | 30953401808 |
11 | 1214442aa0a |
12 | 5bba294328 |
13 | 2bc3a68394 |
14 | 16d8d06360 |
15 | c126a34a8 |
hex | 734f76dd0 |
30953401808 has 40 divisors (see below), whose sum is σ = 68548047168. Its totient is φ = 13264123392.
The previous prime is 30953401777. The next prime is 30953401813. The reversal of 30953401808 is 80810435903.
It is a super-2 number, since 2×309534018082 (a number of 22 digits) contains 22 as substring.
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, 1553960 + ... + 1573752.
Almost surely, 230953401808 is an apocalyptic number.
It is an amenable number.
30953401808 is an abundant number, since it is smaller than the sum of its proper divisors (37594645360).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30953401808 is a wasteful number, since it uses less digits than its factorization.
30953401808 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 33771 (or 33765 counting only the distinct ones).
The product of its (nonzero) digits is 103680, while the sum is 41.
The spelling of 30953401808 in words is "thirty billion, nine hundred fifty-three million, four hundred one thousand, eight hundred eight".
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