Base | Representation |
---|---|
bin | 100011000100100010000000… |
… | …0011000010110011001110101 |
3 | 1111110020222101000002001002200 |
4 | 1012021010000120112121311 |
5 | 310413213343244342141 |
6 | 3012032305445455113 |
7 | 121656244314050544 |
oct | 10611040030263165 |
9 | 1443228330061080 |
10 | 308486032418421 |
11 | 8a3252120a4400 |
12 | 2a7227b0111499 |
13 | 10319153478870 |
14 | 5626b3726015b |
15 | 259e66a079ab6 |
hex | 1189100616675 |
308486032418421 has 144 divisors (see below), whose sum is σ = 554925444069360. Its totient is φ = 163819778918400.
The previous prime is 308486032418401. The next prime is 308486032418437. The reversal of 308486032418421 is 124814230684803.
308486032418421 is a `hidden beast` number, since 3 + 0 + 8 + 4 + 8 + 603 + 2 + 4 + 1 + 8 + 4 + 21 = 666.
It can be written as a sum of positive squares in 8 ways, for example, as 6188347794321 + 302297684624100 = 2487639^2 + 17386710^2 .
It is not a de Polignac number, because 308486032418421 - 215 = 308486032385653 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (308486032418401) by changing a digit.
It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 14294115 + ... + 28658223.
Almost surely, 2308486032418421 is an apocalyptic number.
It is an amenable number.
308486032418421 is a deficient number, since it is larger than the sum of its proper divisors (246439411650939).
308486032418421 is a wasteful number, since it uses less digits than its factorization.
308486032418421 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14364228 (or 14364214 counting only the distinct ones).
The product of its (nonzero) digits is 7077888, while the sum is 54.
The spelling of 308486032418421 in words is "three hundred eight trillion, four hundred eighty-six billion, thirty-two million, four hundred eighteen thousand, four hundred twenty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •