Base | Representation |
---|---|
bin | 1101101111111001011010… |
… | …00100101111001101100100 |
3 | 10222001020201220122202211112 |
4 | 12313330231010233031210 |
5 | 12430314221414410340 |
6 | 144144510202324152 |
7 | 6240156456333260 |
oct | 667745504571544 |
9 | 128036656582745 |
10 | 30233031013220 |
11 | 96a6835919392 |
12 | 3483444ab9658 |
13 | 13b3c68a75c59 |
14 | 7674022730a0 |
15 | 37666cee5065 |
hex | 1b7f2d12f364 |
30233031013220 has 24 divisors (see below), whose sum is σ = 72559274432064. Its totient is φ = 10365610633056.
The previous prime is 30233031013201. The next prime is 30233031013223. The reversal of 30233031013220 is 2231013033203.
It is not an unprimeable number, because it can be changed into a prime (30233031013223) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 107975110622 + ... + 107975110901.
It is an arithmetic number, because the mean of its divisors is an integer number (3023303101336).
Almost surely, 230233031013220 is an apocalyptic number.
It is an amenable number.
30233031013220 is an abundant number, since it is smaller than the sum of its proper divisors (42326243418844).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
30233031013220 is a wasteful number, since it uses less digits than its factorization.
30233031013220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 215950221539 (or 215950221537 counting only the distinct ones).
The product of its (nonzero) digits is 1944, while the sum is 23.
Adding to 30233031013220 its reverse (2231013033203), we get a palindrome (32464044046423).
The spelling of 30233031013220 in words is "thirty trillion, two hundred thirty-three billion, thirty-one million, thirteen thousand, two hundred twenty".
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