Base | Representation |
---|---|
bin | 11100011000100101… |
… | …011111100111010101 |
3 | 2220200000022212112000 |
4 | 130120211133213111 |
5 | 444404134044302 |
6 | 22000121145513 |
7 | 2126153243145 |
oct | 343045374725 |
9 | 86600285460 |
10 | 30477253077 |
11 | 11a1a684367 |
12 | 5aa692b299 |
13 | 2b4921467b |
14 | 169199c925 |
15 | bd599c31c |
hex | 71895f9d5 |
30477253077 has 16 divisors (see below), whose sum is σ = 45171116160. Its totient is φ = 20309335200.
The previous prime is 30477253043. The next prime is 30477253099. The reversal of 30477253077 is 77035277403.
30477253077 is a `hidden beast` number, since 3 + 0 + 47 + 7 + 2 + 530 + 77 = 666.
It is not a de Polignac number, because 30477253077 - 28 = 30477252821 is a prime.
It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30477203077) 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, 181824 + ... + 306617.
It is an arithmetic number, because the mean of its divisors is an integer number (2823194760).
Almost surely, 230477253077 is an apocalyptic number.
It is an amenable number.
30477253077 is a deficient number, since it is larger than the sum of its proper divisors (14693863083).
30477253077 is a wasteful number, since it uses less digits than its factorization.
30477253077 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 490761 (or 490755 counting only the distinct ones).
The product of its (nonzero) digits is 864360, while the sum is 45.
The spelling of 30477253077 in words is "thirty billion, four hundred seventy-seven million, two hundred fifty-three thousand, seventy-seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •