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2231086080 = 21035145253
BaseRepresentation
bin1000010011111011…
…1010110000000000
312202111011220201210
42010332322300000
514032124223310
61005215530120
7106200630066
oct20476726000
95674156653
102231086080
11a45431aa3
12523229940
132972c6aa2
14172450036
15d0d0c820
hex84fbac00

2231086080 has 88 divisors (see below), whose sum is σ = 7136038512. Its totient is φ = 594952192.

The previous prime is 2231086063. The next prime is 2231086129. The reversal of 2231086080 is 806801322.

It is a super-3 number, since 3×22310860803 (a number of 29 digits) contains 333 as substring.

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57267 + ... + 87986.

Almost surely, 22231086080 is an apocalyptic number.

2231086080 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2231086080 is an abundant number, since it is smaller than the sum of its proper divisors (4904952432).

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

2231086080 is a wasteful number, since it uses less digits than its factorization.

2231086080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145281 (or 145263 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 30.

The square root of 2231086080 is about 47234.3739240820. The cubic root of 2231086080 is about 1306.6886201134.

The spelling of 2231086080 in words is "two billion, two hundred thirty-one million, eighty-six thousand, eighty".

Divisors: 1 2 3 4 5 6 8 10 12 15 16 20 24 30 32 40 48 60 64 80 96 120 128 160 192 240 256 320 384 480 512 640 768 960 1024 1280 1536 1920 2560 3072 3840 5120 7680 15360 145253 290506 435759 581012 726265 871518 1162024 1452530 1743036 2178795 2324048 2905060 3486072 4357590 4648096 5810120 6972144 8715180 9296192 11620240 13944288 17430360 18592384 23240480 27888576 34860720 37184768 46480960 55777152 69721440 74369536 92961920 111554304 139442880 148739072 185923840 223108608 278885760 371847680 446217216 557771520 743695360 1115543040 2231086080