Base | Representation |
---|---|
bin | 11100000111111110… |
… | …111010011110000100 |
3 | 2212221121012010000200 |
4 | 130013332322132010 |
5 | 443321332012004 |
6 | 21512331010500 |
7 | 2116231514550 |
oct | 340776723604 |
9 | 85847163020 |
10 | 30198704004 |
11 | 11897421317 |
12 | 5a29599a30 |
13 | 2b035b7531 |
14 | 16669b0860 |
15 | bbb2c9239 |
hex | 707fba784 |
30198704004 has 144 divisors (see below), whose sum is σ = 90015045120. Its totient is φ = 8357955840.
The previous prime is 30198703991. The next prime is 30198704023. The reversal of 30198704004 is 40040789103.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a self number, because there is not a number n which added to its sum of digits gives 30198704004.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1040814 + ... + 1069434.
It is an arithmetic number, because the mean of its divisors is an integer number (625104480).
Almost surely, 230198704004 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 30198704004, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45007522560).
30198704004 is an abundant number, since it is smaller than the sum of its proper divisors (59816341116).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30198704004 is a wasteful number, since it uses less digits than its factorization.
30198704004 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 28770 (or 28765 counting only the distinct ones).
The product of its (nonzero) digits is 24192, while the sum is 36.
The spelling of 30198704004 in words is "thirty billion, one hundred ninety-eight million, seven hundred four thousand, four".
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