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1082808160 = 25572274259
BaseRepresentation
bin100000010001010…
…0101011101100000
32210110111100112221
41000202211131200
54204144330120
6255240200424
735555501050
oct10042453540
92713440487
101082808160
11506242885
12262769114
131434417b5
14a3b45560
15650dc0aa
hex408a5760

1082808160 has 96 divisors (see below), whose sum is σ = 2937150720. Its totient is φ = 369526272.

The previous prime is 1082808151. The next prime is 1082808253. The reversal of 1082808160 is 618082801.

It is a super-2 number, since 2×10828081602 = 2344947022725171200, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 252111 + ... + 256369.

It is an arithmetic number, because the mean of its divisors is an integer number (30595320).

Almost surely, 21082808160 is an apocalyptic number.

1082808160 is a gapful number since it is divisible by the number (10) 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 1082808160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1468575360).

1082808160 is an abundant number, since it is smaller than the sum of its proper divisors (1854342560).

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

1082808160 is a wasteful number, since it uses less digits than its factorization.

1082808160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4508 (or 4500 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 34.

The square root of 1082808160 is about 32906.0505074675. The cubic root of 1082808160 is about 1026.8740365587.

The spelling of 1082808160 in words is "one billion, eighty-two million, eight hundred eight thousand, one hundred sixty".

Divisors: 1 2 4 5 7 8 10 14 16 20 28 32 35 40 56 70 80 112 140 160 224 227 280 454 560 908 1120 1135 1589 1816 2270 3178 3632 4259 4540 6356 7264 7945 8518 9080 12712 15890 17036 18160 21295 25424 29813 31780 34072 36320 42590 50848 59626 63560 68144 85180 119252 127120 136288 149065 170360 238504 254240 298130 340720 477008 596260 681440 954016 966793 1192520 1933586 2385040 3867172 4770080 4833965 6767551 7734344 9667930 13535102 15468688 19335860 27070204 30937376 33837755 38671720 54140408 67675510 77343440 108280816 135351020 154686880 216561632 270702040 541404080 1082808160