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88387413 = 3233789389
BaseRepresentation
bin1010100010010…
…10111101010101
320011022112201220
411101022331111
5140111344123
612434240553
72122165152
oct521127525
9204275656
1088387413
114598a854
1225726159
1315408c5a
14ba4b229
157b5dce3
hex544af55

88387413 has 32 divisors (see below), whose sum is σ = 128044800. Its totient is φ = 54084096.

The previous prime is 88387393. The next prime is 88387427. The reversal of 88387413 is 31478388.

It is not a de Polignac number, because 88387413 - 25 = 88387381 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (88387483) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 227023 + ... + 227411.

It is an arithmetic number, because the mean of its divisors is an integer number (4001400).

Almost surely, 288387413 is an apocalyptic number.

It is an amenable number.

88387413 is a deficient number, since it is larger than the sum of its proper divisors (39657387).

88387413 is a wasteful number, since it uses less digits than its factorization.

88387413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 541.

The product of its digits is 129024, while the sum is 42.

The square root of 88387413 is about 9401.4580252214. The cubic root of 88387413 is about 445.4477889538.

The spelling of 88387413 in words is "eighty-eight million, three hundred eighty-seven thousand, four hundred thirteen".

Divisors: 1 3 23 37 69 89 111 267 389 851 1167 2047 2553 3293 6141 8947 9879 14393 26841 34621 43179 75739 103863 227217 331039 796283 993117 1280977 2388849 3842931 29462471 88387413