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2828130252 = 223235677521
BaseRepresentation
bin1010100010010001…
…1101011111001100
321022002121220100220
42220210131133030
521243000132002
61144344351340
7130040465463
oct25044353714
97262556326
102828130252
111221451132
1266b175550
13360bc916c
141cb8679da
151184447bc
hexa891d7cc

2828130252 has 12 divisors (see below), whose sum is σ = 6598970616. Its totient is φ = 942710080.

The previous prime is 2828130223. The next prime is 2828130269. The reversal of 2828130252 is 2520318282.

2828130252 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 117838749 + ... + 117838772.

It is an arithmetic number, because the mean of its divisors is an integer number (549914218).

Almost surely, 22828130252 is an apocalyptic number.

It is an amenable number.

2828130252 is an abundant number, since it is smaller than the sum of its proper divisors (3770840364).

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

2828130252 is a wasteful number, since it uses less digits than its factorization.

2828130252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 235677528 (or 235677526 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 33.

The square root of 2828130252 is about 53180.1678447897. The cubic root of 2828130252 is about 1414.1640818509.

The spelling of 2828130252 in words is "two billion, eight hundred twenty-eight million, one hundred thirty thousand, two hundred fifty-two".

Divisors: 1 2 3 4 6 12 235677521 471355042 707032563 942710084 1414065126 2828130252