Base | Representation |
---|---|
bin | 11001000011100… |
… | …101100110010000 |
3 | 1002022000001101002 |
4 | 121003211212100 |
5 | 1330103331312 |
6 | 105414001132 |
7 | 13263043640 |
oct | 3103454620 |
9 | 1068001332 |
10 | 420370832 |
11 | 1a6319912 |
12 | b89461a8 |
13 | 6912474b |
14 | 3db88520 |
15 | 26d894c2 |
hex | 190e5990 |
420370832 has 40 divisors (see below), whose sum is σ = 985579776. Its totient is φ = 169560576.
The previous prime is 420370799. The next prime is 420370837. The reversal of 420370832 is 238073024.
It is a junction number, because it is equal to n+sod(n) for n = 420370795 and 420370804.
It is not an unprimeable number, because it can be changed into a prime (420370837) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 108488 + ... + 112295.
Almost surely, 2420370832 is an apocalyptic number.
It is an amenable number.
420370832 is an abundant number, since it is smaller than the sum of its proper divisors (565208944).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
420370832 is a wasteful number, since it uses less digits than its factorization.
420370832 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 220815 (or 220809 counting only the distinct ones).
The product of its (nonzero) digits is 8064, while the sum is 29.
The square root of 420370832 is about 20502.9469101395. The cubic root of 420370832 is about 749.1075797211.
The spelling of 420370832 in words is "four hundred twenty million, three hundred seventy thousand, eight hundred thirty-two".
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