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88007231 = 1348713901
BaseRepresentation
bin1010011111011…
…10001000111111
320010121020020002
411033232020333
5140012212411
612422144515
72116022564
oct517561077
9203536202
1088007231
1145750154
122558213b
1315304bb0
14b98c86b
157ad633b
hex53ee23f

88007231 has 8 divisors (see below), whose sum is σ = 94978464. Its totient is φ = 81064800.

The previous prime is 88007159. The next prime is 88007237. The reversal of 88007231 is 13270088.

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

It is a cyclic number.

It is not a de Polignac number, because 88007231 - 210 = 88006207 is a prime.

It is a super-2 number, since 2×880072312 = 15490545416574722, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 88007194 and 88007203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (88007237) 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 7 ways as a sum of consecutive naturals, for example, 620 + ... + 13281.

It is an arithmetic number, because the mean of its divisors is an integer number (11872308).

Almost surely, 288007231 is an apocalyptic number.

88007231 is a deficient number, since it is larger than the sum of its proper divisors (6971233).

88007231 is a wasteful number, since it uses less digits than its factorization.

88007231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14401.

The product of its (nonzero) digits is 2688, while the sum is 29.

The square root of 88007231 is about 9381.2169253248. The cubic root of 88007231 is about 444.8082008105.

The spelling of 88007231 in words is "eighty-eight million, seven thousand, two hundred thirty-one".

Divisors: 1 13 487 6331 13901 180713 6769787 88007231