Base | Representation |
---|---|
bin | 11001011111000… |
… | …111001001001001 |
3 | 1002210120121220000 |
4 | 121133013021021 |
5 | 1333430223441 |
6 | 110232353213 |
7 | 13411264524 |
oct | 3137071111 |
9 | 1083517800 |
10 | 427586121 |
11 | 1aa3a7866 |
12 | bb245809 |
13 | 6a77c951 |
14 | 40b05bbb |
15 | 278122b6 |
hex | 197c7249 |
427586121 has 20 divisors (see below), whose sum is σ = 660768900. Its totient is φ = 275226336.
The previous prime is 427586111. The next prime is 427586147. The reversal of 427586121 is 121685724.
It can be written as a sum of positive squares in 2 ways, for example, as 208398096 + 219188025 = 14436^2 + 14805^2 .
It is a de Polignac number, because none of the positive numbers 2k-427586121 is a prime.
It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.
It is not an unprimeable number, because it can be changed into a prime (427586111) by changing a digit.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 88666 + ... + 93363.
It is an arithmetic number, because the mean of its divisors is an integer number (33038445).
Almost surely, 2427586121 is an apocalyptic number.
It is an amenable number.
427586121 is a deficient number, since it is larger than the sum of its proper divisors (233182779).
427586121 is a wasteful number, since it uses less digits than its factorization.
427586121 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 182070 (or 182061 counting only the distinct ones).
The product of its digits is 26880, while the sum is 36.
The square root of 427586121 is about 20678.1556479295. The cubic root of 427586121 is about 753.3692099020.
The spelling of 427586121 in words is "four hundred twenty-seven million, five hundred eighty-six thousand, one hundred twenty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.065 sec. • engine limits •