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1163228804 = 221388320947
BaseRepresentation
bin100010101010101…
…0111011010000100
310000001211010221022
41011111113122010
54340241310204
6311232010312
740553165423
oct10525273204
93001733838
101163228804
11547681021
12285690998
13156cbb48a
14b06bb2ba
156c1c55be
hex45557684

1163228804 has 12 divisors (see below), whose sum is σ = 2035894224. Its totient is φ = 581544744.

The previous prime is 1163228797. The next prime is 1163228809. The reversal of 1163228804 is 4088223611.

It is not an unprimeable number, because it can be changed into a prime (1163228809) 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, 45059 + ... + 66005.

It is an arithmetic number, because the mean of its divisors is an integer number (169657852).

Almost surely, 21163228804 is an apocalyptic number.

It is an amenable number.

1163228804 is a deficient number, since it is larger than the sum of its proper divisors (872665420).

1163228804 is a wasteful number, since it uses less digits than its factorization.

1163228804 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34834 (or 34832 counting only the distinct ones).

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

The square root of 1163228804 is about 34106.1402682860. The cubic root of 1163228804 is about 1051.6915452713.

The spelling of 1163228804 in words is "one billion, one hundred sixty-three million, two hundred twenty-eight thousand, eight hundred four".

Divisors: 1 2 4 13883 20947 27766 41894 55532 83788 290807201 581614402 1163228804