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20084604 = 22347149239
BaseRepresentation
bin100110010011…
…1011101111100
31101210101220020
41030213131330
520120201404
61554252140
7332500461
oct114473574
941711806
1020084604
1110378951
126887050
134212aa7
14294b668
151b6aed9
hex132777c

20084604 has 48 divisors (see below), whose sum is σ = 48384000. Its totient is φ = 6481216.

The previous prime is 20084591. The next prime is 20084609. The reversal of 20084604 is 40648002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20084609) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 83917 + ... + 84155.

It is an arithmetic number, because the mean of its divisors is an integer number (1008000).

Almost surely, 220084604 is an apocalyptic number.

It is an amenable number.

20084604 is an abundant number, since it is smaller than the sum of its proper divisors (28299396).

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

20084604 is a wasteful number, since it uses less digits than its factorization.

20084604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 442 (or 440 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

The square root of 20084604 is about 4481.5849874793. The cubic root of 20084604 is about 271.8239741999.

The spelling of 20084604 in words is "twenty million, eighty-four thousand, six hundred four".

Divisors: 1 2 3 4 6 12 47 94 141 149 188 239 282 298 447 478 564 596 717 894 956 1434 1788 2868 7003 11233 14006 21009 22466 28012 33699 35611 42018 44932 67398 71222 84036 106833 134796 142444 213666 427332 1673717 3347434 5021151 6694868 10042302 20084604