Base | Representation |
---|---|
bin | 111001011111101111… |
… | …0111000010010011100 |
3 | 102210200221122120000210 |
4 | 1302333132320102130 |
5 | 4010332214034140 |
6 | 132415545252420 |
7 | 11630512342101 |
oct | 1627736702234 |
9 | 383627576023 |
10 | 123471627420 |
11 | 48400573199 |
12 | 1bb1a494110 |
13 | b8494cb68b |
14 | 5d9443aaa8 |
15 | 3329b5ad80 |
hex | 1cbf7b849c |
123471627420 has 24 divisors (see below), whose sum is σ = 345720556944. Its totient is φ = 32925767296.
The previous prime is 123471627353. The next prime is 123471627431. The reversal of 123471627420 is 24726174321.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1028930169 + ... + 1028930288.
It is an arithmetic number, because the mean of its divisors is an integer number (14405023206).
Almost surely, 2123471627420 is an apocalyptic number.
123471627420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
123471627420 is an abundant number, since it is smaller than the sum of its proper divisors (222248929524).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
123471627420 is a wasteful number, since it uses less digits than its factorization.
123471627420 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2057860469 (or 2057860467 counting only the distinct ones).
The product of its (nonzero) digits is 112896, while the sum is 39.
The spelling of 123471627420 in words is "one hundred twenty-three billion, four hundred seventy-one million, six hundred twenty-seven thousand, four hundred twenty".
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