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2630420444 = 2212715833271
BaseRepresentation
bin1001110011001001…
…0000011111011100
320210022121012111102
42130302100133130
520341341423234
61113003012232
7122120130161
oct23462203734
96708535442
102630420444
11112a8928a3
12614b0a078
1332bc64402
141ad4c0068
15105dddc7e
hex9cc907dc

2630420444 has 24 divisors (see below), whose sum is σ = 4643831808. Its totient is φ = 1303631280.

The previous prime is 2630420431. The next prime is 2630420449. The reversal of 2630420444 is 4440240362.

2630420444 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×26304204442 = 13838223424426314272, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2630420449) 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, 802529 + ... + 805799.

It is an arithmetic number, because the mean of its divisors is an integer number (193492992).

Almost surely, 22630420444 is an apocalyptic number.

It is an amenable number.

2630420444 is a deficient number, since it is larger than the sum of its proper divisors (2013411364).

2630420444 is a wasteful number, since it uses less digits than its factorization.

2630420444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4985 (or 4983 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 29.

The square root of 2630420444 is about 51287.6246671651. The cubic root of 2630420444 is about 1380.4109334216.

The spelling of 2630420444 in words is "two billion, six hundred thirty million, four hundred twenty thousand, four hundred forty-four".

Divisors: 1 2 4 127 254 508 1583 3166 3271 6332 6542 13084 201041 402082 415417 804164 830834 1661668 5177993 10355986 20711972 657605111 1315210222 2630420444