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4440201557 = 11795109553
BaseRepresentation
bin1000010001010100…
…00001100101010101
3102110110000121110112
410020222001211111
533043142422212
62012332532405
7215014043021
oct41052014525
912413017415
104440201557
111979418170
12a3b021105
13559b9a4cc
143019c1381
151aec2a422
hex108a81955

4440201557 has 8 divisors (see below), whose sum is σ = 4905171840. Its totient is φ = 3985450560.

The previous prime is 4440201553. The next prime is 4440201581. The reversal of 4440201557 is 7551020444.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4440201557 - 22 = 4440201553 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 (4440201553) 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, 2553908 + ... + 2555645.

It is an arithmetic number, because the mean of its divisors is an integer number (613146480).

Almost surely, 24440201557 is an apocalyptic number.

It is an amenable number.

4440201557 is a deficient number, since it is larger than the sum of its proper divisors (464970283).

4440201557 is a wasteful number, since it uses less digits than its factorization.

4440201557 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5109643.

The product of its (nonzero) digits is 22400, while the sum is 32.

The square root of 4440201557 is about 66634.8374125727. The cubic root of 4440201557 is about 1643.6180232977.

The spelling of 4440201557 in words is "four billion, four hundred forty million, two hundred one thousand, five hundred fifty-seven".

Divisors: 1 11 79 869 5109553 56205083 403654687 4440201557