Base | Representation |
---|---|
bin | 11100000101011101… |
… | …000001011100100010 |
3 | 2212211122022222222222 |
4 | 130011131001130202 |
5 | 443230000442000 |
6 | 21504213231042 |
7 | 2115205011446 |
oct | 340535013442 |
9 | 85748288888 |
10 | 30156265250 |
11 | 11875475471 |
12 | 5a17332482 |
13 | 2ac7878947 |
14 | 16610c4826 |
15 | bb76e4a85 |
hex | 705741722 |
30156265250 has 32 divisors (see below), whose sum is σ = 58273592832. Its totient is φ = 11673390000.
The previous prime is 30156265231. The next prime is 30156265253. The reversal of 30156265250 is 5256265103.
It is a self number, because there is not a number n which added to its sum of digits gives 30156265250.
It is not an unprimeable number, because it can be changed into a prime (30156265253) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1937816 + ... + 1953315.
It is an arithmetic number, because the mean of its divisors is an integer number (1821049776).
Almost surely, 230156265250 is an apocalyptic number.
30156265250 is a deficient number, since it is larger than the sum of its proper divisors (28117327582).
30156265250 is a wasteful number, since it uses less digits than its factorization.
30156265250 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3891179 (or 3891169 counting only the distinct ones).
The product of its (nonzero) digits is 54000, while the sum is 35.
The spelling of 30156265250 in words is "thirty billion, one hundred fifty-six million, two hundred sixty-five thousand, two hundred fifty".
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