Base | Representation |
---|---|
bin | 1001000101111110011… |
… | …1111010110000011100 |
3 | 112221020110100220000121 |
4 | 2101133213322300130 |
5 | 10024421104404320 |
6 | 155433511404324 |
7 | 14200232426266 |
oct | 2213747726034 |
9 | 487213326017 |
10 | 156223122460 |
11 | 60287975169 |
12 | 2633a9836a4 |
13 | 11968939c42 |
14 | 77c0080b36 |
15 | 40e50dc8aa |
hex | 245f9fac1c |
156223122460 has 48 divisors (see below), whose sum is σ = 336335247360. Its totient is φ = 60917045760.
The previous prime is 156223122427. The next prime is 156223122493. The reversal of 156223122460 is 64221322651.
It is an interprime number because it is at equal distance from previous prime (156223122427) and next prime (156223122493).
It is a congruent number.
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, 974302 + ... + 1123258.
It is an arithmetic number, because the mean of its divisors is an integer number (7006984320).
Almost surely, 2156223122460 is an apocalyptic number.
156223122460 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 156223122460, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (168167623680).
156223122460 is an abundant number, since it is smaller than the sum of its proper divisors (180112124900).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
156223122460 is a wasteful number, since it uses less digits than its factorization.
156223122460 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 150286 (or 150284 counting only the distinct ones).
The product of its (nonzero) digits is 34560, while the sum is 34.
The spelling of 156223122460 in words is "one hundred fifty-six billion, two hundred twenty-three million, one hundred twenty-two thousand, four hundred sixty".
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