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2804748252 = 2231311784191
BaseRepresentation
bin1010011100101101…
…0000111111011100
321020110121222021220
42213023100333130
521221003421002
61142151253340
7126334652415
oct24713207734
97213558256
102804748252
11120a230969
1266337a250
13359100567
141c86dc80c
151163767bc
hexa72d0fdc

2804748252 has 24 divisors (see below), whose sum is σ = 6594373632. Its totient is φ = 927778800.

The previous prime is 2804748211. The next prime is 2804748301. The reversal of 2804748252 is 2528474082.

It is a super-2 number, since 2×28047482522 = 15733225514194111008, which contains 22 as substring.

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, 890524 + ... + 893667.

It is an arithmetic number, because the mean of its divisors is an integer number (274765568).

Almost surely, 22804748252 is an apocalyptic number.

It is an amenable number.

2804748252 is an abundant number, since it is smaller than the sum of its proper divisors (3789625380).

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

2804748252 is a wasteful number, since it uses less digits than its factorization.

2804748252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1784329 (or 1784327 counting only the distinct ones).

The product of its (nonzero) digits is 286720, while the sum is 42.

The square root of 2804748252 is about 52959.8739802126. The cubic root of 2804748252 is about 1410.2560191011.

The spelling of 2804748252 in words is "two billion, eight hundred four million, seven hundred forty-eight thousand, two hundred fifty-two".

Divisors: 1 2 3 4 6 12 131 262 393 524 786 1572 1784191 3568382 5352573 7136764 10705146 21410292 233729021 467458042 701187063 934916084 1402374126 2804748252