Base | Representation |
---|---|
bin | 101011011001111101… |
… | …1011101010000100100 |
3 | 22220121011202002122021 |
4 | 1112303323131100210 |
5 | 3011400013134340 |
6 | 110453234312524 |
7 | 6506622415234 |
oct | 1266373352044 |
9 | 286534662567 |
10 | 93213021220 |
11 | 36593358530 |
12 | 16094a28744 |
13 | 8a3669c877 |
14 | 4723915cc4 |
15 | 265849ce4a |
hex | 15b3edd424 |
93213021220 has 48 divisors (see below), whose sum is σ = 213582600000. Its totient is φ = 33889288320.
The previous prime is 93213021211. The next prime is 93213021233. The reversal of 93213021220 is 2212031239.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1227931 + ... + 1301629.
It is an arithmetic number, because the mean of its divisors is an integer number (4449637500).
Almost surely, 293213021220 is an apocalyptic number.
It is an amenable number.
93213021220 is an abundant number, since it is smaller than the sum of its proper divisors (120369578780).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
93213021220 is a wasteful number, since it uses less digits than its factorization.
93213021220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 79468 (or 79466 counting only the distinct ones).
The product of its (nonzero) digits is 1296, while the sum is 25.
Adding to 93213021220 its reverse (2212031239), we get a palindrome (95425052459).
The spelling of 93213021220 in words is "ninety-three billion, two hundred thirteen million, twenty-one thousand, two hundred twenty".
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