Base | Representation |
---|---|
bin | 1101110000100100101000… |
… | …11110011000101111011110 |
3 | 10222010110122102122021222220 |
4 | 12320102110132120233132 |
5 | 12431204240100023104 |
6 | 144203305225050210 |
7 | 6241640563646610 |
oct | 670222436305736 |
9 | 128113572567886 |
10 | 30256240626654 |
11 | 9705666067499 |
12 | 3487a41926966 |
13 | 13b61c73a7023 |
14 | 7685a4926db0 |
15 | 37707a90c7d9 |
hex | 1b8494798bde |
30256240626654 has 128 divisors (see below), whose sum is σ = 72368056350720. Its totient is φ = 8245410522624.
The previous prime is 30256240626611. The next prime is 30256240626683. The reversal of 30256240626654 is 45662604265203.
It is a junction number, because it is equal to n+sod(n) for n = 30256240626597 and 30256240626606.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1952889732 + ... + 1952905224.
It is an arithmetic number, because the mean of its divisors is an integer number (565375440240).
Almost surely, 230256240626654 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 30256240626654, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36184028175360).
30256240626654 is an abundant number, since it is smaller than the sum of its proper divisors (42111815724066).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30256240626654 is a wasteful number, since it uses less digits than its factorization.
30256240626654 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21114.
The product of its (nonzero) digits is 12441600, while the sum is 51.
The spelling of 30256240626654 in words is "thirty trillion, two hundred fifty-six billion, two hundred forty million, six hundred twenty-six thousand, six hundred fifty-four".
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