Base | Representation |
---|---|
bin | 1101111011001011000000… |
… | …00111011001110000001111 |
3 | 11000102021200201111012210120 |
4 | 12331211200013121300033 |
5 | 13003141122202001130 |
6 | 145042500001440023 |
7 | 6310152624003150 |
oct | 675454007316017 |
9 | 130367621435716 |
10 | 30620434406415 |
11 | 9836064a49637 |
12 | 3526541640013 |
13 | 14116577714a9 |
14 | 77c0734b5927 |
15 | 381793ac0910 |
hex | 1bd9601d9c0f |
30620434406415 has 64 divisors (see below), whose sum is σ = 56219939205120. Its totient is φ = 13940880814080.
The previous prime is 30620434406371. The next prime is 30620434406437. The reversal of 30620434406415 is 51460443402603.
It is not a de Polignac number, because 30620434406415 - 213 = 30620434398223 is a prime.
It is a super-2 number, since 2×306204344064152 (a number of 28 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 74032867 + ... + 74445323.
It is an arithmetic number, because the mean of its divisors is an integer number (878436550080).
Almost surely, 230620434406415 is an apocalyptic number.
30620434406415 is a gapful number since it is divisible by the number (35) formed by its first and last digit.
30620434406415 is a deficient number, since it is larger than the sum of its proper divisors (25599504798705).
30620434406415 is a wasteful number, since it uses less digits than its factorization.
30620434406415 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 415352.
The product of its (nonzero) digits is 829440, while the sum is 42.
The spelling of 30620434406415 in words is "thirty trillion, six hundred twenty billion, four hundred thirty-four million, four hundred six thousand, four hundred fifteen".
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