Base | Representation |
---|---|
bin | 1111100101100… |
… | …11001110011000 |
3 | 100010001011121102 |
4 | 13302303032120 |
5 | 231433220103 |
6 | 20550330532 |
7 | 3145264166 |
oct | 762631630 |
9 | 303034542 |
10 | 130757528 |
11 | 6789a080 |
12 | 37959a48 |
13 | 21122525 |
14 | 1351a236 |
15 | b72ce88 |
hex | 7cb3398 |
130757528 has 32 divisors (see below), whose sum is σ = 273989520. Its totient is φ = 57984000.
The previous prime is 130757521. The next prime is 130757533. The reversal of 130757528 is 825757031.
It is a happy number.
It is a super-2 number, since 2×1307575282 = 34195062257341568, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 130757491 and 130757500.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (130757521) 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, 14513 + ... + 21728.
Almost surely, 2130757528 is an apocalyptic number.
It is an amenable number.
130757528 is an abundant number, since it is smaller than the sum of its proper divisors (143231992).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
130757528 is a wasteful number, since it uses less digits than its factorization.
130757528 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 36299 (or 36295 counting only the distinct ones).
The product of its (nonzero) digits is 58800, while the sum is 38.
The square root of 130757528 is about 11434.9257977479. The cubic root of 130757528 is about 507.5617668518.
The spelling of 130757528 in words is "one hundred thirty million, seven hundred fifty-seven thousand, five hundred twenty-eight".
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