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2230831808 = 26183119037
BaseRepresentation
bin1000010011110111…
…1100101011000000
312202110200222221022
42010331330223000
514032043104213
61005210245012
7106165520552
oct20475745300
95673628838
102230831808
11a45278a57
12523126768
1329723812a
141723c54d2
15d0cac308
hex84f7cac0

2230831808 has 28 divisors (see below), whose sum is σ = 4429457232. Its totient is φ = 1114748160.

The previous prime is 2230831807. The next prime is 2230831859. The reversal of 2230831808 is 8081380322.

It is a happy number.

It is a super-3 number, since 3×22308318083 (a number of 29 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a hoax number, since the sum of its digits (35) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (2230831807) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 107666 + ... + 126702.

Almost surely, 22230831808 is an apocalyptic number.

It is an amenable number.

2230831808 is a deficient number, since it is larger than the sum of its proper divisors (2198625424).

2230831808 is a wasteful number, since it uses less digits than its factorization.

2230831808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20880 (or 20870 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 35.

The square root of 2230831808 is about 47231.6822482537. The cubic root of 2230831808 is about 1306.6389780796.

The spelling of 2230831808 in words is "two billion, two hundred thirty million, eight hundred thirty-one thousand, eight hundred eight".

Divisors: 1 2 4 8 16 32 64 1831 3662 7324 14648 19037 29296 38074 58592 76148 117184 152296 304592 609184 1218368 34856747 69713494 139426988 278853976 557707952 1115415904 2230831808