Base | Representation |
---|---|
bin | 11100011010111010… |
… | …011111100110011101 |
3 | 2220202201211021221110 |
4 | 130122322133212131 |
5 | 444444133444402 |
6 | 22004034252233 |
7 | 2130136243020 |
oct | 343272374635 |
9 | 86681737843 |
10 | 30516312477 |
11 | 11a3a732262 |
12 | 5ab7a27079 |
13 | 2b5433c041 |
14 | 1696c491b7 |
15 | bd911556c |
hex | 71ae9f99d |
30516312477 has 16 divisors (see below), whose sum is σ = 46503798912. Its totient is φ = 17436861120.
The previous prime is 30516312467. The next prime is 30516312521. The reversal of 30516312477 is 77421361503.
It is not a de Polignac number, because 30516312477 - 26 = 30516312413 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30516312427) 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, 454027 + ... + 516887.
It is an arithmetic number, because the mean of its divisors is an integer number (2906487432).
Almost surely, 230516312477 is an apocalyptic number.
It is an amenable number.
30516312477 is a deficient number, since it is larger than the sum of its proper divisors (15987486435).
30516312477 is a wasteful number, since it uses less digits than its factorization.
30516312477 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 85988.
The product of its (nonzero) digits is 105840, while the sum is 39.
The spelling of 30516312477 in words is "thirty billion, five hundred sixteen million, three hundred twelve thousand, four hundred seventy-seven".
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