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7282088020 = 225715128231
BaseRepresentation
bin1101100100000101…
…11101100001010100
3200210111112101210201
412302002331201110
5104403203304040
63202332230244
7345312504214
oct66202754124
920714471721
107282088020
1130a7604569
1214b290b384
138c08a1b2c
144d11ca244
152c948aa9a
hex1b20bd854

7282088020 has 24 divisors (see below), whose sum is σ = 15507773568. Its totient is φ = 2871808800.

The previous prime is 7282088017. The next prime is 7282088069. The reversal of 7282088020 is 208802827.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2562696 + ... + 2565535.

It is an arithmetic number, because the mean of its divisors is an integer number (646157232).

Almost surely, 27282088020 is an apocalyptic number.

It is an amenable number.

7282088020 is an abundant number, since it is smaller than the sum of its proper divisors (8225685548).

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

7282088020 is a wasteful number, since it uses less digits than its factorization.

7282088020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5128311 (or 5128309 counting only the distinct ones).

The product of its (nonzero) digits is 28672, while the sum is 37.

The square root of 7282088020 is about 85335.1511394923. The cubic root of 7282088020 is about 1938.2894920316.

The spelling of 7282088020 in words is "seven billion, two hundred eighty-two million, eighty-eight thousand, twenty".

Divisors: 1 2 4 5 10 20 71 142 284 355 710 1420 5128231 10256462 20512924 25641155 51282310 102564620 364104401 728208802 1456417604 1820522005 3641044010 7282088020