Base | Representation |
---|---|
bin | 100111010011100010… |
… | …0000100100010111100 |
3 | 22001212111010002221010 |
4 | 1032213010010202330 |
5 | 2340331223202032 |
6 | 102435352035220 |
7 | 6045455465262 |
oct | 1164704044274 |
9 | 261774102833 |
10 | 84407240892 |
11 | 32884761427 |
12 | 14437992b10 |
13 | 7c62231870 |
14 | 412a21a432 |
15 | 22e0387ccc |
hex | 13a71048bc |
84407240892 has 48 divisors (see below), whose sum is σ = 212133841920. Its totient is φ = 25967345088.
The previous prime is 84407240663. The next prime is 84407240893. The reversal of 84407240892 is 29804270448.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (84407240893) 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, 1031209 + ... + 1110047.
It is an arithmetic number, because the mean of its divisors is an integer number (4419455040).
Almost surely, 284407240892 is an apocalyptic number.
It is an amenable number.
84407240892 is an abundant number, since it is smaller than the sum of its proper divisors (127726601028).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
84407240892 is a wasteful number, since it uses less digits than its factorization.
84407240892 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 85722 (or 85720 counting only the distinct ones).
The product of its (nonzero) digits is 1032192, while the sum is 48.
The spelling of 84407240892 in words is "eighty-four billion, four hundred seven million, two hundred forty thousand, eight hundred ninety-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •