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75010513 is a prime number
BaseRepresentation
bin1000111100010…
…01000111010001
312020010221002011
410132021013101
5123200314023
611235422521
71600402354
oct436110721
9166127064
1075010513
1139383566
1221154a41
1312704326
149d6829b
1568ba50d
hex47891d1

75010513 has 2 divisors, whose sum is σ = 75010514. Its totient is φ = 75010512.

The previous prime is 75010427. The next prime is 75010517. The reversal of 75010513 is 31501057.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 60326289 + 14684224 = 7767^2 + 3832^2 .

It is a cyclic number.

It is not a de Polignac number, because 75010513 - 213 = 75002321 is a prime.

It is not a weakly prime, because it can be changed into another prime (75010517) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37505256 + 37505257.

It is an arithmetic number, because the mean of its divisors is an integer number (37505257).

Almost surely, 275010513 is an apocalyptic number.

It is an amenable number.

75010513 is a deficient number, since it is larger than the sum of its proper divisors (1).

75010513 is an equidigital number, since it uses as much as digits as its factorization.

75010513 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 525, while the sum is 22.

The square root of 75010513 is about 8660.8609849137. The cubic root of 75010513 is about 421.7360361916.

The spelling of 75010513 in words is "seventy-five million, ten thousand, five hundred thirteen".