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88079680 = 2651331683
BaseRepresentation
bin1010011111111…
…11110101000000
320010201220121101
411033333311000
5140022022210
612423504144
72116444033
oct517776500
9203656541
1088079680
114579a627
12255b8054
131532bb70
14b9ab01a
157aeca3a
hex53ffd40

88079680 has 112 divisors (see below), whose sum is σ = 233501184. Its totient is φ = 31426560.

The previous prime is 88079671. The next prime is 88079701. The reversal of 88079680 is 8697088.

It is a self number, because there is not a number n which added to its sum of digits gives 88079680.

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, 128619 + ... + 129301.

It is an arithmetic number, because the mean of its divisors is an integer number (2084832).

Almost surely, 288079680 is an apocalyptic number.

88079680 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 88079680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (116750592).

88079680 is an abundant number, since it is smaller than the sum of its proper divisors (145421504).

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

88079680 is a wasteful number, since it uses less digits than its factorization.

88079680 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 744 (or 734 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 46.

The square root of 88079680 is about 9385.0775169947. The cubic root of 88079680 is about 444.9302251414.

The spelling of 88079680 in words is "eighty-eight million, seventy-nine thousand, six hundred eighty".

Divisors: 1 2 4 5 8 10 13 16 20 26 31 32 40 52 62 64 65 80 104 124 130 155 160 208 248 260 310 320 403 416 496 520 620 683 806 832 992 1040 1240 1366 1612 1984 2015 2080 2480 2732 3224 3415 4030 4160 4960 5464 6448 6830 8060 8879 9920 10928 12896 13660 16120 17758 21173 21856 25792 27320 32240 35516 42346 43712 44395 54640 64480 71032 84692 88790 105865 109280 128960 142064 169384 177580 211730 218560 275249 284128 338768 355160 423460 550498 568256 677536 710320 846920 1100996 1355072 1376245 1420640 1693840 2201992 2752490 2841280 3387680 4403984 5504980 6775360 8807968 11009960 17615936 22019920 44039840 88079680