Base | Representation |
---|---|
bin | 1101111001011101010011… |
… | …10101010001010101000100 |
3 | 11000012122200101022221121212 |
4 | 12330232221311101111010 |
5 | 13001210014124001111 |
6 | 144555440045030552 |
7 | 6302666330425343 |
oct | 674565165212504 |
9 | 130178611287555 |
10 | 30561541625156 |
11 | 9813093567393 |
12 | 3517046555458 |
13 | 1408c30521929 |
14 | 779287abdb5a |
15 | 37ee9867c98b |
hex | 1bcba9d51544 |
30561541625156 has 24 divisors (see below), whose sum is σ = 54806786950104. Its totient is φ = 14905792778240.
The previous prime is 30561541625117. The next prime is 30561541625189. The reversal of 30561541625156 is 65152614516503.
It can be written as a sum of positive squares in 4 ways, for example, as 7331455167556 + 23230086457600 = 2707666^2 + 4819760^2 .
It is a super-2 number, since 2×305615416251562 (a number of 28 digits) contains 22 as substring.
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 7 ways as a sum of consecutive naturals, for example, 416605565 + ... + 416678916.
It is an arithmetic number, because the mean of its divisors is an integer number (2283616122921).
Almost surely, 230561541625156 is an apocalyptic number.
It is an amenable number.
30561541625156 is a deficient number, since it is larger than the sum of its proper divisors (24245245324948).
30561541625156 is a wasteful number, since it uses less digits than its factorization.
30561541625156 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 833284711 (or 833284709 counting only the distinct ones).
The product of its (nonzero) digits is 3240000, while the sum is 50.
The spelling of 30561541625156 in words is "thirty trillion, five hundred sixty-one billion, five hundred forty-one million, six hundred twenty-five thousand, one hundred fifty-six".
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