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1083670220 = 225359150929
BaseRepresentation
bin100000010010111…
…0111111011001100
32210112010011002002
41000211313323030
54204404421340
6255310451432
735566021253
oct10045677314
92715104062
101083670220
11506781526
12262b03b78
13143683ca9
14a3ccb79a
156520c715
hex40977ecc

1083670220 has 24 divisors (see below), whose sum is σ = 2282061600. Its totient is φ = 432257792.

The previous prime is 1083670199. The next prime is 1083670229. The reversal of 1083670220 is 220763801.

It is a happy number.

It is a super-2 number, since 2×10836702202 = 2348682291429696800, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1083670229) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68285 + ... + 82644.

It is an arithmetic number, because the mean of its divisors is an integer number (95085900).

Almost surely, 21083670220 is an apocalyptic number.

1083670220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1083670220 is an abundant number, since it is smaller than the sum of its proper divisors (1198391380).

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

1083670220 is a wasteful number, since it uses less digits than its factorization.

1083670220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151297 (or 151295 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 29.

The square root of 1083670220 is about 32919.1467082608. The cubic root of 1083670220 is about 1027.1464739269.

The spelling of 1083670220 in words is "one billion, eighty-three million, six hundred seventy thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 359 718 1436 1795 3590 7180 150929 301858 603716 754645 1509290 3018580 54183511 108367022 216734044 270917555 541835110 1083670220