Base | Representation |
---|---|
bin | 100111010010000100001001… |
… | …0110010010100000101001100 |
3 | 1200022102101110001102001210202 |
4 | 1032210020102302110011030 |
5 | 330242132312120030130 |
6 | 3222514253505353032 |
7 | 132531515161240103 |
oct | 11644102262240514 |
9 | 1608371401361722 |
10 | 345530434142540 |
11 | a01076a8128269 |
12 | 32906143338778 |
13 | 11aa54c31b066a |
14 | 6147a9585703a |
15 | 29e308d6b4145 |
hex | 13a4212c9414c |
345530434142540 has 48 divisors (see below), whose sum is σ = 726219438702912. Its totient is φ = 138096839003136.
The previous prime is 345530434142527. The next prime is 345530434142603. The reversal of 345530434142540 is 45241434035543.
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, 2887614392 + ... + 2887734048.
It is an arithmetic number, because the mean of its divisors is an integer number (15129571639644).
Almost surely, 2345530434142540 is an apocalyptic number.
It is an amenable number.
345530434142540 is an abundant number, since it is smaller than the sum of its proper divisors (380689004560372).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
345530434142540 is a wasteful number, since it uses less digits than its factorization.
345530434142540 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 238946 (or 238944 counting only the distinct ones).
The product of its (nonzero) digits is 6912000, while the sum is 47.
The spelling of 345530434142540 in words is "three hundred forty-five trillion, five hundred thirty billion, four hundred thirty-four million, one hundred forty-two thousand, five hundred forty".
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