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99036018 = 23219215241
BaseRepresentation
bin1011110011100…
…10101101110010
320220100112212200
411321302231302
5200323123033
613454404030
72311535514
oct571625562
9226315780
1099036018
11509a3254
1229200616
1317696ac3
14d21dbb4
158a64013
hex5e72b72

99036018 has 36 divisors (see below), whose sum is σ = 226480878. Its totient is φ = 31272480.

The previous prime is 99035947. The next prime is 99036019. The reversal of 99036018 is 81063099.

It can be written as a sum of positive squares in only one way, i.e., 72131049 + 26904969 = 8493^2 + 5187^2 .

It is a super-2 number, since 2×990360182 = 19616265722592648, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (99036019) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 1123 + ... + 14118.

Almost surely, 299036018 is an apocalyptic number.

99036018 is an abundant number, since it is smaller than the sum of its proper divisors (127444860).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

99036018 is a wasteful number, since it uses less digits than its factorization.

99036018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15287 (or 15265 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 36.

The square root of 99036018 is about 9951.6841790724. The cubic root of 99036018 is about 462.6625956681.

It can be divided in two parts, 9903601 and 8, that added together give a square (9903609 = 31472).

The spelling of 99036018 in words is "ninety-nine million, thirty-six thousand, eighteen".

Divisors: 1 2 3 6 9 18 19 38 57 114 171 342 361 722 1083 2166 3249 6498 15241 30482 45723 91446 137169 274338 289579 579158 868737 1737474 2606211 5212422 5502001 11004002 16506003 33012006 49518009 99036018