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88061479 = 1117227701
BaseRepresentation
bin1010011111110…
…11011000100111
320010200222122021
411033323120213
5140020431404
612423244011
72116340002
oct517733047
9203628567
1088061479
1145787990
12255a9607
13153237ac
14b9a4539
157ae7454
hex53fb627

88061479 has 12 divisors (see below), whose sum is σ = 102054168. Its totient is φ = 75344000.

The previous prime is 88061459. The next prime is 88061497. The reversal of 88061479 is 97416088.

It is not a de Polignac number, because 88061479 - 29 = 88060967 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 (88061459) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10672 + ... + 17029.

It is an arithmetic number, because the mean of its divisors is an integer number (8504514).

Almost surely, 288061479 is an apocalyptic number.

88061479 is a deficient number, since it is larger than the sum of its proper divisors (13992689).

88061479 is a wasteful number, since it uses less digits than its factorization.

88061479 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27746 (or 27729 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 43.

The square root of 88061479 is about 9384.1077892360. The cubic root of 88061479 is about 444.8995758743.

The spelling of 88061479 in words is "eighty-eight million, sixty-one thousand, four hundred seventy-nine".

Divisors: 1 11 17 187 289 3179 27701 304711 470917 5180087 8005589 88061479