Base | Representation |
---|---|
bin | 11100001010111001… |
… | …100000010000001000 |
3 | 2220002000020011210021 |
4 | 130022321200100020 |
5 | 443421342230134 |
6 | 21521235230224 |
7 | 2120364335614 |
oct | 341271402010 |
9 | 86060204707 |
10 | 30247617544 |
11 | 11911a9a831 |
12 | 5a41a48374 |
13 | 2b10782261 |
14 | 166d2a4344 |
15 | bc073c0b4 |
hex | 70ae60408 |
30247617544 has 8 divisors (see below), whose sum is σ = 56714282910. Its totient is φ = 15123808768.
The previous prime is 30247617539. The next prime is 30247617599. The reversal of 30247617544 is 44571674203.
It can be written as a sum of positive squares in only one way, i.e., 29408820100 + 838797444 = 171490^2 + 28962^2 .
It is a tau number, because it is divible by the number of its divisors (8).
It is a self number, because there is not a number n which added to its sum of digits gives 30247617544.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1890476089 + ... + 1890476104.
Almost surely, 230247617544 is an apocalyptic number.
It is an amenable number.
30247617544 is a deficient number, since it is larger than the sum of its proper divisors (26466665366).
30247617544 is a wasteful number, since it uses less digits than its factorization.
30247617544 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3780952199 (or 3780952195 counting only the distinct ones).
The product of its (nonzero) digits is 564480, while the sum is 43.
The spelling of 30247617544 in words is "thirty billion, two hundred forty-seven million, six hundred seventeen thousand, five hundred forty-four".
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