Base | Representation |
---|---|
bin | 11100011101010011… |
… | …000101110110101111 |
3 | 2220212112002122011102 |
4 | 130131103011312233 |
5 | 1000034404040210 |
6 | 22012023513315 |
7 | 2131133251430 |
oct | 343523056657 |
9 | 86775078142 |
10 | 30556315055 |
11 | 11a60274842 |
12 | 5b092b883b |
13 | 2b5c706ac6 |
14 | 169c29d487 |
15 | bdc8b7ea5 |
hex | 71d4c5daf |
30556315055 has 16 divisors (see below), whose sum is σ = 42616074240. Its totient is φ = 20597766432.
The previous prime is 30556315043. The next prime is 30556315067. The reversal of 30556315055 is 55051365503.
It is an interprime number because it is at equal distance from previous prime (30556315043) and next prime (30556315067).
It is a cyclic number.
It is not a de Polignac number, because 30556315055 - 26 = 30556314991 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7396559 + ... + 7400688.
It is an arithmetic number, because the mean of its divisors is an integer number (2663504640).
Almost surely, 230556315055 is an apocalyptic number.
30556315055 is a gapful number since it is divisible by the number (35) formed by its first and last digit.
30556315055 is a deficient number, since it is larger than the sum of its proper divisors (12059759185).
30556315055 is a wasteful number, since it uses less digits than its factorization.
30556315055 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14797318.
The product of its (nonzero) digits is 168750, while the sum is 38.
The spelling of 30556315055 in words is "thirty billion, five hundred fifty-six million, three hundred fifteen thousand, fifty-five".
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