Base | Representation |
---|---|
bin | 11101100011101011011… |
… | …111000011000111001000 |
3 | 21012011211002202122121210 |
4 | 131203223133003013020 |
5 | 231234321342124210 |
6 | 4153035320533120 |
7 | 266514263411322 |
oct | 35435337030710 |
9 | 7164732678553 |
10 | 2031175348680 |
11 | 713464593765 |
12 | 2897a46211a0 |
13 | 11970129c35a |
14 | 7044904c612 |
15 | 37c7edc2e20 |
hex | 1d8eb7c31c8 |
2031175348680 has 256 divisors, whose sum is σ = 6484341600000. Its totient is φ = 507559772160.
The previous prime is 2031175348633. The next prime is 2031175348691. The reversal of 2031175348680 is 868435711302.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 81860116 + ... + 81884924.
It is an arithmetic number, because the mean of its divisors is an integer number (25329459375).
Almost surely, 22031175348680 is an apocalyptic number.
2031175348680 is a gapful number since it is divisible by the number (20) 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 2031175348680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3242170800000).
2031175348680 is an abundant number, since it is smaller than the sum of its proper divisors (4453166251320).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2031175348680 is a wasteful number, since it uses less digits than its factorization.
2031175348680 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 25232 (or 25228 counting only the distinct ones).
The product of its (nonzero) digits is 967680, while the sum is 48.
The spelling of 2031175348680 in words is "two trillion, thirty-one billion, one hundred seventy-five million, three hundred forty-eight thousand, six hundred eighty".
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