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88142830 = 258814283
BaseRepresentation
bin1010100000011…
…11001111101110
320010212010020021
411100033033232
5140031032310
612425112354
72120126116
oct520171756
9203763207
1088142830
1145833016
12256286ba
1315351829
14b9c6046
157b115da
hex540f3ee

88142830 has 8 divisors (see below), whose sum is σ = 158657112. Its totient is φ = 35257128.

The previous prime is 88142797. The next prime is 88142839. The reversal of 88142830 is 3824188.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (88142839) 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, 4407132 + ... + 4407151.

It is an arithmetic number, because the mean of its divisors is an integer number (19832139).

Almost surely, 288142830 is an apocalyptic number.

88142830 is a deficient number, since it is larger than the sum of its proper divisors (70514282).

88142830 is a wasteful number, since it uses less digits than its factorization.

88142830 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8814290.

The product of its (nonzero) digits is 12288, while the sum is 34.

The square root of 88142830 is about 9388.4412976809. The cubic root of 88142830 is about 445.0365327917.

The spelling of 88142830 in words is "eighty-eight million, one hundred forty-two thousand, eight hundred thirty".

Divisors: 1 2 5 10 8814283 17628566 44071415 88142830