Search a number
99426151 = 1159239641
BaseRepresentation
bin1011110110100…
…01111101100111
320221002101001001
411323101331213
5200423114101
613511014131
72315052106
oct573217547
9227071031
1099426151
115113a380
122936a347
13177a2556
14d2c203d
hex5ed1f67

99426151 has 16 divisors (see below), whose sum is σ = 110937600. Its totient is φ = 88345600.

The previous prime is 99426139. The next prime is 99426163. The reversal of 99426151 is 15162499.

99426151 is a nontrivial binomial coefficient, being equal to C(14102, 2).

It is an interprime number because it is at equal distance from previous prime (99426139) and next prime (99426163).

It is a cyclic number.

It is not a de Polignac number, because 99426151 - 27 = 99426023 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 99426151.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99426451) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 154791 + ... + 155431.

It is an arithmetic number, because the mean of its divisors is an integer number (6933600).

Almost surely, 299426151 is an apocalyptic number.

99426151 is the 14101-st triangular number and also the 7051-st hexagonal number.

99426151 is the 4701-st centered nonagonal number.

99426151 is a deficient number, since it is larger than the sum of its proper divisors (11511449).

99426151 is a wasteful number, since it uses less digits than its factorization.

99426151 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 950.

The product of its digits is 19440, while the sum is 37.

The square root of 99426151 is about 9971.2662686341. The cubic root of 99426151 is about 463.2693225697.

The spelling of 99426151 in words is "ninety-nine million, four hundred twenty-six thousand, one hundred fifty-one".