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4398087652 = 2271091441051
BaseRepresentation
bin1000001100010010…
…10111110111100100
3102100111210000001021
410012021113313210
533001402301102
62004230140524
7213663061660
oct40611276744
912314700037
104398087652
111957673392
12a28ab1744
1355124373a
142da17b8a0
151ab1ac137
hex106257de4

4398087652 has 24 divisors (see below), whose sum is σ = 8876880320. Its totient is φ = 1867600800.

The previous prime is 4398087649. The next prime is 4398087653. The reversal of 4398087652 is 2567808934.

It is a self number, because there is not a number n which added to its sum of digits gives 4398087652.

It is not an unprimeable number, because it can be changed into a prime (4398087653) 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, 717474 + ... + 723577.

Almost surely, 24398087652 is an apocalyptic number.

It is an amenable number.

4398087652 is an abundant number, since it is smaller than the sum of its proper divisors (4478792668).

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

4398087652 is a wasteful number, since it uses less digits than its factorization.

4398087652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1441171 (or 1441169 counting only the distinct ones).

The product of its (nonzero) digits is 2903040, while the sum is 52.

The square root of 4398087652 is about 66318.0793750844. The cubic root of 4398087652 is about 1638.4051087101.

The spelling of 4398087652 in words is "four billion, three hundred ninety-eight million, eighty-seven thousand, six hundred fifty-two".

Divisors: 1 2 4 7 14 28 109 218 436 763 1526 3052 1441051 2882102 5764204 10087357 20174714 40349428 157074559 314149118 628298236 1099521913 2199043826 4398087652