Base | Representation |
---|---|
bin | 1011101010101010… |
… | …0111110000000000 |
3 | 22002020220121211200 |
4 | 2322222213300000 |
5 | 22403211010130 |
6 | 1234431541200 |
7 | 140415210600 |
oct | 27252476000 |
9 | 8066817750 |
10 | 3131735040 |
11 | 1367867985 |
12 | 73498a800 |
13 | 3aba89975 |
14 | 219cd8c00 |
15 | 134e16760 |
hex | baaa7c00 |
3131735040 has 792 divisors, whose sum is σ = 13469423760. Its totient is φ = 668860416.
The previous prime is 3131735029. The next prime is 3131735069. The reversal of 3131735040 is 405371313.
It is a junction number, because it is equal to n+sod(n) for n = 3131734995 and 3131735013.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 42900444 + ... + 42900516.
Almost surely, 23131735040 is an apocalyptic number.
3131735040 is a gapful number since it is divisible by the number (30) 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 3131735040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6734711880).
3131735040 is an abundant number, since it is smaller than the sum of its proper divisors (10337688720).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3131735040 is a wasteful number, since it uses less digits than its factorization.
3131735040 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 137 (or 109 counting only the distinct ones).
The product of its (nonzero) digits is 3780, while the sum is 27.
The square root of 3131735040 is about 55961.9070439884. The cubic root of 3131735040 is about 1463.0584288684.
The spelling of 3131735040 in words is "three billion, one hundred thirty-one million, seven hundred thirty-five thousand, forty".
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