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88044161 = 233828007
BaseRepresentation
bin1010011111101…
…11001010000001
320010200002212212
411033313022001
5140014403121
612423031505
72116235342
oct517671201
9203602785
1088044161
1145775977
122559b595
131531894a
14b99c0c9
157ae225b
hex53f7281

88044161 has 4 divisors (see below), whose sum is σ = 91872192. Its totient is φ = 84216132.

The previous prime is 88044149. The next prime is 88044163. The reversal of 88044161 is 16144088.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 88044161 - 214 = 88027777 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (88044163) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1913981 + ... + 1914026.

It is an arithmetic number, because the mean of its divisors is an integer number (22968048).

Almost surely, 288044161 is an apocalyptic number.

It is an amenable number.

88044161 is a deficient number, since it is larger than the sum of its proper divisors (3828031).

88044161 is a wasteful number, since it uses less digits than its factorization.

88044161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3828030.

The product of its (nonzero) digits is 6144, while the sum is 32.

The square root of 88044161 is about 9383.1850136294. The cubic root of 88044161 is about 444.8704095992.

The spelling of 88044161 in words is "eighty-eight million, forty-four thousand, one hundred sixty-one".

Divisors: 1 23 3828007 88044161