Base | Representation |
---|---|
bin | 1101111101001111000011… |
… | …11101000000001101001111 |
3 | 11000200001200201012001021211 |
4 | 12332213201331000031033 |
5 | 13010321322020221101 |
6 | 145135223043235251 |
7 | 6315242552161525 |
oct | 676474175001517 |
9 | 130601621161254 |
10 | 30691332195151 |
11 | 98631369a2671 |
12 | 3538229078b27 |
13 | 1418245bb9b84 |
14 | 78167b430315 |
15 | 383542e22c51 |
hex | 1be9e1f4034f |
30691332195151 has 32 divisors (see below), whose sum is σ = 32847573427200. Its totient is φ = 28592818974720.
The previous prime is 30691332195133. The next prime is 30691332195217. The reversal of 30691332195151 is 15159123319603.
It is a cyclic number.
It is not a de Polignac number, because 30691332195151 - 211 = 30691332193103 is a prime.
It is a super-2 number, since 2×306913321951512 (a number of 28 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 30691332195095 and 30691332195104.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30691332195131) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1530958810 + ... + 1530978856.
It is an arithmetic number, because the mean of its divisors is an integer number (1026486669600).
Almost surely, 230691332195151 is an apocalyptic number.
30691332195151 is a deficient number, since it is larger than the sum of its proper divisors (2156241232049).
30691332195151 is a wasteful number, since it uses less digits than its factorization.
30691332195151 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 25039.
The product of its (nonzero) digits is 656100, while the sum is 49.
The spelling of 30691332195151 in words is "thirty trillion, six hundred ninety-one billion, three hundred thirty-two million, one hundred ninety-five thousand, one hundred fifty-one".
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