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99951013 is a prime number
BaseRepresentation
bin1011111010100…
…10000110100101
320222002001000101
411331102012211
5201041413023
613530144101
72322366241
oct575220645
9228061011
1099951013
1151468748
1229582031
1317927416
14d3bb421
158b951ad
hex5f521a5

99951013 has 2 divisors, whose sum is σ = 99951014. Its totient is φ = 99951012.

The previous prime is 99950987. The next prime is 99951043. The reversal of 99951013 is 31015999.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 87291649 + 12659364 = 9343^2 + 3558^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-99951013 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99951043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49975506 + 49975507.

It is an arithmetic number, because the mean of its divisors is an integer number (49975507).

Almost surely, 299951013 is an apocalyptic number.

It is an amenable number.

99951013 is a deficient number, since it is larger than the sum of its proper divisors (1).

99951013 is an equidigital number, since it uses as much as digits as its factorization.

99951013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10935, while the sum is 37.

The square root of 99951013 is about 9997.5503499607. The cubic root of 99951013 is about 464.0830784777.

The spelling of 99951013 in words is "ninety-nine million, nine hundred fifty-one thousand, thirteen".