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4050256645 = 52343819061
BaseRepresentation
bin1111000101101010…
…0000001100000101
3101110021021100121101
43301122200030011
531243331203040
61505523020101
7202240420261
oct36132401405
911407240541
104050256645
11179929a846
1295050a631
134c7169886
142a5cb70a1
1518a8a109a
hexf16a0305

4050256645 has 16 divisors (see below), whose sum is σ = 5189576832. Its totient is φ = 3027245760.

The previous prime is 4050256607. The next prime is 4050256649. The reversal of 4050256645 is 5466520504.

It is not a de Polignac number, because 4050256645 - 223 = 4041868037 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4050256649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 404586 + ... + 414475.

It is an arithmetic number, because the mean of its divisors is an integer number (324348552).

Almost surely, 24050256645 is an apocalyptic number.

It is an amenable number.

4050256645 is a deficient number, since it is larger than the sum of its proper divisors (1139320187).

4050256645 is a wasteful number, since it uses less digits than its factorization.

4050256645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 819132.

The product of its (nonzero) digits is 144000, while the sum is 37.

The square root of 4050256645 is about 63641.6266684000. The cubic root of 4050256645 is about 1594.0215229403.

The spelling of 4050256645 in words is "four billion, fifty million, two hundred fifty-six thousand, six hundred forty-five".

Divisors: 1 5 23 43 115 215 989 4945 819061 4095305 18838403 35219623 94192015 176098115 810051329 4050256645