Base | Representation |
---|---|
bin | 1001001001111111010… |
… | …1100001101001010000 |
3 | 120001000112111212010012 |
4 | 2102133311201221100 |
5 | 10034122402301230 |
6 | 200132434054052 |
7 | 14236023414635 |
oct | 2223765415120 |
9 | 501015455105 |
10 | 157300431440 |
11 | 6078aaa1369 |
12 | 2659b71a328 |
13 | 11aaaba4689 |
14 | 788319418c |
15 | 4159990395 |
hex | 249fd61a50 |
157300431440 has 40 divisors (see below), whose sum is σ = 367766684640. Its totient is φ = 62568657536.
The previous prime is 157300431437. The next prime is 157300431451. The reversal of 157300431440 is 44134003751.
It is a tau number, because it is divible by the number of its divisors (40).
It is a junction number, because it is equal to n+sod(n) for n = 157300431397 and 157300431406.
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, 5478014 + ... + 5506653.
It is an arithmetic number, because the mean of its divisors is an integer number (9194167116).
Almost surely, 2157300431440 is an apocalyptic number.
157300431440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
157300431440 is an abundant number, since it is smaller than the sum of its proper divisors (210466253200).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
157300431440 is a wasteful number, since it uses less digits than its factorization.
157300431440 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10984859 (or 10984853 counting only the distinct ones).
The product of its (nonzero) digits is 20160, while the sum is 32.
The spelling of 157300431440 in words is "one hundred fifty-seven billion, three hundred million, four hundred thirty-one thousand, four hundred forty".
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