Base | Representation |
---|---|
bin | 10011000001110011… |
… | …101001011110100000 |
3 | 1221201220022020000210 |
4 | 103001303221132200 |
5 | 313320420123404 |
6 | 13215220014120 |
7 | 1322211062136 |
oct | 230163513640 |
9 | 57656266023 |
10 | 20431411104 |
11 | 8734aa9625 |
12 | 3b62531340 |
13 | 1c07b96590 |
14 | dbb705756 |
15 | 7e8a86689 |
hex | 4c1ce97a0 |
20431411104 has 96 divisors (see below), whose sum is σ = 61155622080. Its totient is φ = 5916782592.
The previous prime is 20431411097. The next prime is 20431411111. The reversal of 20431411104 is 40111413402.
It is an interprime number because it is at equal distance from previous prime (20431411097) and next prime (20431411111).
It is a tau number, because it is divible by the number of its divisors (96).
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, 460294 + ... + 502725.
It is an arithmetic number, because the mean of its divisors is an integer number (637037730).
Almost surely, 220431411104 is an apocalyptic number.
20431411104 is a gapful number since it is divisible by the number (24) formed by its first and last digit.
It is an amenable number.
20431411104 is an abundant number, since it is smaller than the sum of its proper divisors (40724210976).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20431411104 is a wasteful number, since it uses less digits than its factorization.
20431411104 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 963062 (or 963054 counting only the distinct ones).
The product of its (nonzero) digits is 384, while the sum is 21.
Adding to 20431411104 its reverse (40111413402), we get a palindrome (60542824506).
The spelling of 20431411104 in words is "twenty billion, four hundred thirty-one million, four hundred eleven thousand, one hundred four".
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