Search a number
-
+
88741730 = 25711115249
BaseRepresentation
bin1010100101000…
…01011101100010
320011222112202202
411102201131202
5140204213410
612450013202
72125202150
oct522413542
9204875682
1088741730
1146101a80
1225877202
13155012cc
14bb003d0
157bcdca5
hex54a1762

88741730 has 32 divisors (see below), whose sum is σ = 199152000. Its totient is φ = 27659520.

The previous prime is 88741703. The next prime is 88741733. The reversal of 88741730 is 3714788.

It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (88741733) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 56855 + ... + 58394.

It is an arithmetic number, because the mean of its divisors is an integer number (6223500).

Almost surely, 288741730 is an apocalyptic number.

88741730 is an abundant number, since it is smaller than the sum of its proper divisors (110410270).

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

88741730 is a wasteful number, since it uses less digits than its factorization.

88741730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115274.

The product of its (nonzero) digits is 37632, while the sum is 38.

The square root of 88741730 is about 9420.2829044567. The cubic root of 88741730 is about 446.0422148302.

The spelling of 88741730 in words is "eighty-eight million, seven hundred forty-one thousand, seven hundred thirty".

Divisors: 1 2 5 7 10 11 14 22 35 55 70 77 110 154 385 770 115249 230498 576245 806743 1152490 1267739 1613486 2535478 4033715 6338695 8067430 8874173 12677390 17748346 44370865 88741730