Base | Representation |
---|---|
bin | 11100000010001100… |
… | …000111000011111011 |
3 | 2212200211021122102010 |
4 | 130002030013003323 |
5 | 443121441001110 |
6 | 21454535341003 |
7 | 2113641346446 |
oct | 340214070373 |
9 | 85624248363 |
10 | 30101500155 |
11 | 1184756a661 |
12 | 5a00b21763 |
13 | 2ab941266c |
14 | 1657b0a65d |
15 | bb29c8020 |
hex | 7023070fb |
30101500155 has 16 divisors (see below), whose sum is σ = 48639258144. Its totient is φ = 15895180800.
The previous prime is 30101500129. The next prime is 30101500181. The reversal of 30101500155 is 55100510103.
It is an interprime number because it is at equal distance from previous prime (30101500129) and next prime (30101500181).
It is not a de Polignac number, because 30101500155 - 29 = 30101499643 is a prime.
It is a super-2 number, since 2×301015001552 (a number of 22 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9932974 + ... + 9936003.
It is an arithmetic number, because the mean of its divisors is an integer number (3039953634).
Almost surely, 230101500155 is an apocalyptic number.
30101500155 is a deficient number, since it is larger than the sum of its proper divisors (18537757989).
30101500155 is a wasteful number, since it uses less digits than its factorization.
30101500155 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19869086.
The product of its (nonzero) digits is 375, while the sum is 21.
The spelling of 30101500155 in words is "thirty billion, one hundred one million, five hundred thousand, one hundred fifty-five".
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