Base | Representation |
---|---|
bin | 11100011010110011… |
… | …010010111011010000 |
3 | 2220202121021102120100 |
4 | 130122303102323100 |
5 | 444443143104202 |
6 | 22003530012400 |
7 | 2130114223542 |
oct | 343263227320 |
9 | 86677242510 |
10 | 30514425552 |
11 | 11a39663616 |
12 | 5ab7277100 |
13 | 2b53b2b210 |
14 | 16968b7692 |
15 | bd8d9141c |
hex | 71acd2ed0 |
30514425552 has 60 divisors (see below), whose sum is σ = 91967093764. Its totient is φ = 9389053440.
The previous prime is 30514425533. The next prime is 30514425563. The reversal of 30514425552 is 25552441503.
30514425552 is a `hidden beast` number, since 3 + 0 + 514 + 42 + 55 + 52 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 19266550416 + 11247875136 = 138804^2 + 106056^2 .
It is a super-2 number, since 2×305144255522 (a number of 22 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8148349 + ... + 8152092.
Almost surely, 230514425552 is an apocalyptic number.
It is an amenable number.
30514425552 is an abundant number, since it is smaller than the sum of its proper divisors (61452668212).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30514425552 is a wasteful number, since it uses less digits than its factorization.
30514425552 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16300468 (or 16300459 counting only the distinct ones).
The product of its (nonzero) digits is 120000, while the sum is 36.
The spelling of 30514425552 in words is "thirty billion, five hundred fourteen million, four hundred twenty-five thousand, five hundred fifty-two".
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