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88137030 = 2353194771
BaseRepresentation
bin1010100000011…
…01110101000110
320010211211021110
411100031311012
5140030341110
612425025450
72120103162
oct520156506
9203754243
1088137030
1145829723
1225625286
131534bcb7
14b9c3ca2
157b0ea20
hex540dd46

88137030 has 32 divisors (see below), whose sum is σ = 218354688. Its totient is φ = 22744800.

The previous prime is 88137019. The next prime is 88137053. The reversal of 88137030 is 3073188.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46456 + ... + 48315.

It is an arithmetic number, because the mean of its divisors is an integer number (6823584).

Almost surely, 288137030 is an apocalyptic number.

88137030 is an abundant number, since it is smaller than the sum of its proper divisors (130217658).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

88137030 is a wasteful number, since it uses less digits than its factorization.

88137030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94812.

The product of its (nonzero) digits is 4032, while the sum is 30.

The square root of 88137030 is about 9388.1324021341. The cubic root of 88137030 is about 445.0267711033.

The spelling of 88137030 in words is "eighty-eight million, one hundred thirty-seven thousand, thirty".

Divisors: 1 2 3 5 6 10 15 30 31 62 93 155 186 310 465 930 94771 189542 284313 473855 568626 947710 1421565 2843130 2937901 5875802 8813703 14689505 17627406 29379010 44068515 88137030