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99430013 is a prime number
BaseRepresentation
bin1011110110100…
…10111001111101
320221002120100002
411323102321331
5200423230023
613511044045
72315066264
oct573227175
9227076302
1099430013
1151142271
1229370625
13177a4237
14d2c35db
158ae0b28
hex5ed2e7d

99430013 has 2 divisors, whose sum is σ = 99430014. Its totient is φ = 99430012.

The previous prime is 99430007. The next prime is 99430031. The reversal of 99430013 is 31003499.

Together with next prime (99430031) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 98942809 + 487204 = 9947^2 + 698^2 .

It is a cyclic number.

It is not a de Polignac number, because 99430013 - 216 = 99364477 is a prime.

It is equal to p5730437 and since 99430013 and 5730437 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99430073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49715006 + 49715007.

It is an arithmetic number, because the mean of its divisors is an integer number (49715007).

Almost surely, 299430013 is an apocalyptic number.

It is an amenable number.

99430013 is a deficient number, since it is larger than the sum of its proper divisors (1).

99430013 is an equidigital number, since it uses as much as digits as its factorization.

99430013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2916, while the sum is 29.

The square root of 99430013 is about 9971.4599232008. The cubic root of 99430013 is about 463.2753207333.

The spelling of 99430013 in words is "ninety-nine million, four hundred thirty thousand, thirteen".