Base | Representation |
---|---|
bin | 11100100001100101… |
… | …000111000101011010 |
3 | 2221001112021002211001 |
4 | 130201211013011122 |
5 | 1000211301210141 |
6 | 22023111255214 |
7 | 2132664646543 |
oct | 344145070532 |
9 | 87045232731 |
10 | 30628147546 |
11 | 11a97877637 |
12 | 5b2937a50a |
13 | 2b71567739 |
14 | 16a7a3b4ca |
15 | be3d56a31 |
hex | 72194715a |
30628147546 has 8 divisors (see below), whose sum is σ = 48644704980. Its totient is φ = 14413245888.
The previous prime is 30628147531. The next prime is 30628147567. The reversal of 30628147546 is 64574182603.
It can be written as a sum of positive squares in 2 ways, for example, as 23458291921 + 7169855625 = 153161^2 + 84675^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 30628147496 and 30628147505.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 450413901 + ... + 450413968.
Almost surely, 230628147546 is an apocalyptic number.
30628147546 is a deficient number, since it is larger than the sum of its proper divisors (18016557434).
30628147546 is a wasteful number, since it uses less digits than its factorization.
30628147546 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 900827888.
The product of its (nonzero) digits is 967680, while the sum is 46.
The spelling of 30628147546 in words is "thirty billion, six hundred twenty-eight million, one hundred forty-seven thousand, five hundred forty-six".
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