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455956144 = 2474071037
BaseRepresentation
bin11011001011010…
…101011010110000
31011202221222020121
4123023111122300
51413211044034
6113124420024
714204364130
oct3313253260
91152858217
10455956144
11214414666
12108847614
1373603a47
14447acac0
152a0681b4
hex1b2d56b0

455956144 has 20 divisors (see below), whose sum is σ = 1009617424. Its totient is φ = 195409728.

The previous prime is 455956087. The next prime is 455956147. The reversal of 455956144 is 441659554.

It is a self number, because there is not a number n which added to its sum of digits gives 455956144.

It is not an unprimeable number, because it can be changed into a prime (455956147) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2035407 + ... + 2035630.

Almost surely, 2455956144 is an apocalyptic number.

It is an amenable number.

455956144 is an abundant number, since it is smaller than the sum of its proper divisors (553661280).

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

455956144 is a wasteful number, since it uses less digits than its factorization.

455956144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4071052 (or 4071046 counting only the distinct ones).

The product of its digits is 432000, while the sum is 43.

The square root of 455956144 is about 21353.1296066876. The cubic root of 455956144 is about 769.6755500453.

The spelling of 455956144 in words is "four hundred fifty-five million, nine hundred fifty-six thousand, one hundred forty-four".

Divisors: 1 2 4 7 8 14 16 28 56 112 4071037 8142074 16284148 28497259 32568296 56994518 65136592 113989036 227978072 455956144