Base | Representation |
---|---|
bin | 1101111011100001010110… |
… | …01101100001011111101111 |
3 | 11000110102122211112220200010 |
4 | 12331300223031201133233 |
5 | 13003340210010023211 |
6 | 145052202253504303 |
7 | 6311056133332062 |
oct | 675605315413757 |
9 | 130412584486603 |
10 | 30632431720431 |
11 | 9840161136192 |
12 | 352892b4a2093 |
13 | 141281a1a5578 |
14 | 77c8909d48d9 |
15 | 381c46eb04a6 |
hex | 1bdc2b3617ef |
30632431720431 has 8 divisors (see below), whose sum is σ = 40846311190960. Its totient is φ = 20420086698432.
The previous prime is 30632431720393. The next prime is 30632431720459. The reversal of 30632431720431 is 13402713423603.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 30632431720431 - 29 = 30632431719919 is a prime.
It is a super-2 number, since 2×306324317204312 (a number of 28 digits) contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 30632431720431.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30632431730431) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 383565550 + ... + 383645403.
It is an arithmetic number, because the mean of its divisors is an integer number (5105788898870).
Almost surely, 230632431720431 is an apocalyptic number.
30632431720431 is a deficient number, since it is larger than the sum of its proper divisors (10213879470529).
30632431720431 is a wasteful number, since it uses less digits than its factorization.
30632431720431 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 767224265.
The product of its (nonzero) digits is 217728, while the sum is 39.
The spelling of 30632431720431 in words is "thirty trillion, six hundred thirty-two billion, four hundred thirty-one million, seven hundred twenty thousand, four hundred thirty-one".
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