Base | Representation |
---|---|
bin | 11100101101000001… |
… | …000001000000011010 |
3 | 2221112220021211110002 |
4 | 130231001001000122 |
5 | 1001104410341213 |
6 | 22054123453002 |
7 | 2140514531363 |
oct | 345501010032 |
9 | 87486254402 |
10 | 30820012058 |
11 | 12086103250 |
12 | 5b81687162 |
13 | 2ba2233a34 |
14 | 16c5302b6a |
15 | c05b05658 |
hex | 72d04101a |
30820012058 has 32 divisors (see below), whose sum is σ = 51159669120. Its totient is φ = 13807445760.
The previous prime is 30820012057. The next prime is 30820012103. The reversal of 30820012058 is 85021002803.
It is a self number, because there is not a number n which added to its sum of digits gives 30820012058.
It is not an unprimeable number, because it can be changed into a prime (30820012057) 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, 2578091 + ... + 2590017.
It is an arithmetic number, because the mean of its divisors is an integer number (1598739660).
Almost surely, 230820012058 is an apocalyptic number.
30820012058 is a deficient number, since it is larger than the sum of its proper divisors (20339657062).
30820012058 is a wasteful number, since it uses less digits than its factorization.
30820012058 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13622.
The product of its (nonzero) digits is 3840, while the sum is 29.
The spelling of 30820012058 in words is "thirty billion, eight hundred twenty million, twelve thousand, fifty-eight".
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