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88616489248 = 257795007713
BaseRepresentation
bin101001010000111110…
…1000101000100100000
322110201211120002011101
41102201331011010200
52422441310123443
6104413154524144
76254666505340
oct1224175050440
9273654502141
1088616489248
1134644774a81
1215211596654
1384832c7c71
14440927cd20
152489b9284d
hex14a1f45120

88616489248 has 48 divisors (see below), whose sum is σ = 201911028480. Its totient is φ = 37497747456.

The previous prime is 88616489239. The next prime is 88616489263. The reversal of 88616489248 is 84298461688.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 88616489248.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2486161 + ... + 2521552.

It is an arithmetic number, because the mean of its divisors is an integer number (4206479760).

Almost surely, 288616489248 is an apocalyptic number.

It is an amenable number.

88616489248 is an abundant number, since it is smaller than the sum of its proper divisors (113294539232).

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

88616489248 is a wasteful number, since it uses less digits than its factorization.

88616489248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5007809 (or 5007801 counting only the distinct ones).

The product of its digits is 42467328, while the sum is 64.

The spelling of 88616489248 in words is "eighty-eight billion, six hundred sixteen million, four hundred eighty-nine thousand, two hundred forty-eight".

Divisors: 1 2 4 7 8 14 16 28 32 56 79 112 158 224 316 553 632 1106 1264 2212 2528 4424 8848 17696 5007713 10015426 20030852 35053991 40061704 70107982 80123408 140215964 160246816 280431928 395609327 560863856 791218654 1121727712 1582437308 2769265289 3164874616 5538530578 6329749232 11077061156 12659498464 22154122312 44308244624 88616489248