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88205141 = 89991069
BaseRepresentation
bin1010100000111…
…10011101010101
320010222021201002
411100132131111
5140040031031
612430313045
72120505563
oct520363525
9203867632
1088205141
1145875912
1225658785
1315373cbb
14ba00a33
157b24ccb
hex541e755

88205141 has 4 divisors (see below), whose sum is σ = 89196300. Its totient is φ = 87213984.

The previous prime is 88205123. The next prime is 88205149. The reversal of 88205141 is 14150288.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 52504516 + 35700625 = 7246^2 + 5975^2 .

It is a cyclic number.

It is not a de Polignac number, because 88205141 - 214 = 88188757 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (88205149) 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, 495446 + ... + 495623.

It is an arithmetic number, because the mean of its divisors is an integer number (22299075).

Almost surely, 288205141 is an apocalyptic number.

It is an amenable number.

88205141 is a deficient number, since it is larger than the sum of its proper divisors (991159).

88205141 is an equidigital number, since it uses as much as digits as its factorization.

88205141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 991158.

The product of its (nonzero) digits is 2560, while the sum is 29.

The square root of 88205141 is about 9391.7592068792. The cubic root of 88205141 is about 445.1413782998.

The spelling of 88205141 in words is "eighty-eight million, two hundred five thousand, one hundred forty-one".

Divisors: 1 89 991069 88205141