Base | Representation |
---|---|
bin | 11100110100001011… |
… | …101100010111101101 |
3 | 2221212021112122010112 |
4 | 130310023230113231 |
5 | 1001331201023004 |
6 | 22114100545405 |
7 | 2143504541150 |
oct | 346413542755 |
9 | 87767478115 |
10 | 30940251629 |
11 | 12137a68aa1 |
12 | 5bb59b2265 |
13 | 2bc1112a01 |
14 | 16d7281c97 |
15 | c11456e6e |
hex | 7342ec5ed |
30940251629 has 16 divisors (see below), whose sum is σ = 36478891008. Its totient is φ = 25687694592.
The previous prime is 30940251619. The next prime is 30940251631. The reversal of 30940251629 is 92615204903.
It is not a de Polignac number, because 30940251629 - 28 = 30940251373 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30940251619) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 210092 + ... + 325605.
It is an arithmetic number, because the mean of its divisors is an integer number (2279930688).
Almost surely, 230940251629 is an apocalyptic number.
It is an amenable number.
30940251629 is a deficient number, since it is larger than the sum of its proper divisors (5538639379).
30940251629 is a wasteful number, since it uses less digits than its factorization.
30940251629 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 535964.
The product of its (nonzero) digits is 116640, while the sum is 41.
The spelling of 30940251629 in words is "thirty billion, nine hundred forty million, two hundred fifty-one thousand, six hundred twenty-nine".
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