Base | Representation |
---|---|
bin | 1101111011001100100100… |
… | …00000110000100110001110 |
3 | 11000102100212001200021200021 |
4 | 12331212102000300212032 |
5 | 13003144331002311044 |
6 | 145043115024052354 |
7 | 6310212440256316 |
oct | 675462200604616 |
9 | 130370761607607 |
10 | 30621271525774 |
11 | 9836454532816 |
12 | 3526735a640ba |
13 | 141175c01c9a7 |
14 | 77c112744446 |
15 | 3817e232ae84 |
hex | 1bd99203098e |
30621271525774 has 32 divisors (see below), whose sum is σ = 49710964087296. Its totient is φ = 14091369402240.
The previous prime is 30621271525769. The next prime is 30621271525787. The reversal of 30621271525774 is 47752517212603.
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, 6310744 + ... + 10053259.
It is an arithmetic number, because the mean of its divisors is an integer number (1553467627728).
Almost surely, 230621271525774 is an apocalyptic number.
30621271525774 is a gapful number since it is divisible by the number (34) formed by its first and last digit.
30621271525774 is a deficient number, since it is larger than the sum of its proper divisors (19089692561522).
30621271525774 is a wasteful number, since it uses less digits than its factorization.
30621271525774 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16365240.
The product of its (nonzero) digits is 4939200, while the sum is 52.
The spelling of 30621271525774 in words is "thirty trillion, six hundred twenty-one billion, two hundred seventy-one million, five hundred twenty-five thousand, seven hundred seventy-four".
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