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89900041 = 7111995867
BaseRepresentation
bin1010101101111…
…00010000001001
320021011101200011
411112330100021
5141003300131
612530511521
72141065150
oct526742011
9207141604
1089900041
1146823260
12261355a1
13158185ba
14bd22597
157d5c0b1
hex55bc409

89900041 has 16 divisors (see below), whose sum is σ = 112665600. Its totient is φ = 69688080.

The previous prime is 89900023. The next prime is 89900051. The reversal of 89900041 is 14000998.

It is not a de Polignac number, because 89900041 - 215 = 89867273 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 89899976 and 89900012.

It is not an unprimeable number, because it can be changed into a prime (89900051) 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, 12390 + ... + 18256.

It is an arithmetic number, because the mean of its divisors is an integer number (7041600).

Almost surely, 289900041 is an apocalyptic number.

It is an amenable number.

89900041 is a deficient number, since it is larger than the sum of its proper divisors (22765559).

89900041 is a wasteful number, since it uses less digits than its factorization.

89900041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6084.

The product of its (nonzero) digits is 2592, while the sum is 31.

The square root of 89900041 is about 9481.5632149978. The cubic root of 89900041 is about 447.9745032923.

The spelling of 89900041 in words is "eighty-nine million, nine hundred thousand, forty-one".

Divisors: 1 7 11 77 199 1393 2189 5867 15323 41069 64537 451759 1167533 8172731 12842863 89900041