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88125701 = 214141161
BaseRepresentation
bin1010100000010…
…11000100000101
320010211020201212
411100023010011
5140030010301
612424501205
72120025146
oct520130405
9203736655
1088125701
1145821164
122561a805
1315346ab1
14b9bdacd
157b0b4bb
hex540b105

88125701 has 4 divisors (see below), whose sum is σ = 88169004. Its totient is φ = 88082400.

The previous prime is 88125689. The next prime is 88125707. The reversal of 88125701 is 10752188.

It is a happy number.

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 75516100 + 12609601 = 8690^2 + 3551^2 .

It is a cyclic number.

It is not a de Polignac number, because 88125701 - 218 = 87863557 is a prime.

It is a super-2 number, since 2×881257012 = 15532278353482802, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (88125707) 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, 18440 + ... + 22721.

It is an arithmetic number, because the mean of its divisors is an integer number (22042251).

Almost surely, 288125701 is an apocalyptic number.

It is an amenable number.

88125701 is a deficient number, since it is larger than the sum of its proper divisors (43303).

88125701 is a wasteful number, since it uses less digits than its factorization.

88125701 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43302.

The product of its (nonzero) digits is 4480, while the sum is 32.

The square root of 88125701 is about 9387.5290146023. The cubic root of 88125701 is about 445.0077025978.

Adding to 88125701 its reverse (10752188), we get a palindrome (98877889).

The spelling of 88125701 in words is "eighty-eight million, one hundred twenty-five thousand, seven hundred one".

Divisors: 1 2141 41161 88125701