Base | Representation |
---|---|
bin | 11100101000001011… |
… | …110010010101110110 |
3 | 2221100020202102111220 |
4 | 130220023302111312 |
5 | 1000423132340434 |
6 | 22042110211210 |
7 | 2135511521361 |
oct | 345013622566 |
9 | 87306672456 |
10 | 30738949494 |
11 | 120443767a0 |
12 | 5b5a4b3b06 |
13 | 2b8b4c0b16 |
14 | 16b86410d8 |
15 | bed941d49 |
hex | 7282f2576 |
30738949494 has 32 divisors (see below), whose sum is σ = 68493758976. Its totient is φ = 9116644320.
The previous prime is 30738949441. The next prime is 30738949511. The reversal of 30738949494 is 49494983703.
30738949494 is a modest number, since divided by 949494 gives 30738 as remainder.
It is a congruent number.
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, 4951597 + ... + 4957800.
It is an arithmetic number, because the mean of its divisors is an integer number (2140429968).
Almost surely, 230738949494 is an apocalyptic number.
30738949494 is an abundant number, since it is smaller than the sum of its proper divisors (37754809482).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30738949494 is a wasteful number, since it uses less digits than its factorization.
30738949494 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9909460.
The product of its (nonzero) digits is 23514624, while the sum is 60.
The spelling of 30738949494 in words is "thirty billion, seven hundred thirty-eight million, nine hundred forty-nine thousand, four hundred ninety-four".
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