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BaseRepresentation
bin1011110100100…
…10000000000101
320220121001122212
411322102000011
5200341223130
613501233205
72312611232
oct572220005
9226531585
1099164165
1150a80561
1229262805
1317710229
14d254789
158a8be95
hex5e92005

99164165 has 8 divisors (see below), whose sum is σ = 119062008. Its totient is φ = 79288000.

The previous prime is 99164141. The next prime is 99164189. The reversal of 99164165 is 56146199.

It can be divided in two parts, 99164 and 165, that multiplied together give a triangular number (16362060 = T5720).

It is an interprime number because it is at equal distance from previous prime (99164141) and next prime (99164189).

It can be written as a sum of positive squares in 4 ways, for example, as 2401 + 99161764 = 49^2 + 9958^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2k-99164165 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7415 + ... + 15915.

It is an arithmetic number, because the mean of its divisors is an integer number (14882751).

Almost surely, 299164165 is an apocalyptic number.

It is an amenable number.

99164165 is a deficient number, since it is larger than the sum of its proper divisors (19897843).

99164165 is a wasteful number, since it uses less digits than its factorization.

With its successor (99164166) it forms an eRAP, since the sums of their prime factors are consecutive (10839 and 10840).

99164165 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10839.

The product of its digits is 58320, while the sum is 41.

The square root of 99164165 is about 9958.1205556069. The cubic root of 99164165 is about 462.8620627276.

The spelling of 99164165 in words is "ninety-nine million, one hundred sixty-four thousand, one hundred sixty-five".

Divisors: 1 5 2333 8501 11665 42505 19832833 99164165