Base | Representation |
---|---|
bin | 10010111100100010… |
… | …001001100110001011 |
3 | 1221111201211022201222 |
4 | 102330202021212023 |
5 | 313130243003440 |
6 | 13202335432255 |
7 | 1320055056062 |
oct | 227442114613 |
9 | 57451738658 |
10 | 20342937995 |
11 | 869a070456 |
12 | 3b3898568b |
13 | 1bc275a623 |
14 | dada751d9 |
15 | 7e0e0c2b5 |
hex | 4bc88998b |
20342937995 has 16 divisors (see below), whose sum is σ = 26161358400. Its totient is φ = 15146043264.
The previous prime is 20342937947. The next prime is 20342938003. The reversal of 20342937995 is 59973924302.
It is a cyclic number.
It is not a de Polignac number, because 20342937995 - 26 = 20342937931 is a prime.
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, 2386220 + ... + 2394729.
It is an arithmetic number, because the mean of its divisors is an integer number (1635084900).
Almost surely, 220342937995 is an apocalyptic number.
20342937995 is a deficient number, since it is larger than the sum of its proper divisors (5818420405).
20342937995 is a wasteful number, since it uses less digits than its factorization.
20342937995 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4781014.
The product of its (nonzero) digits is 3674160, while the sum is 53.
The spelling of 20342937995 in words is "twenty billion, three hundred forty-two million, nine hundred thirty-seven thousand, nine hundred ninety-five".
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