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9056458840 = 23511132324173
BaseRepresentation
bin10000110111100111…
…01001100001011000
3212101011022202222111
420123303221201120
5122021423140330
64054355202104
7440266426042
oct103363514130
925334282874
109056458840
113928153630
121908ba6334
13b1438a4b0
1461cb10a92
1538013032a
hex21bce9858

9056458840 has 384 divisors, whose sum is σ = 25987106880. Its totient is φ = 2797977600.

The previous prime is 9056458819. The next prime is 9056458849. The reversal of 9056458840 is 488546509.

It is a super-2 number, since 2×90564588402 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9056458849) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 124061044 + ... + 124061116.

Almost surely, 29056458840 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 9056458840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12993553440).

9056458840 is an abundant number, since it is smaller than the sum of its proper divisors (16930648040).

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

9056458840 is a wasteful number, since it uses less digits than its factorization.

9056458840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 195 (or 168 counting only the distinct ones).

The product of its (nonzero) digits is 1382400, while the sum is 49.

The square root of 9056458840 is about 95165.4288068939. The cubic root of 9056458840 is about 2084.4243563422.

The spelling of 9056458840 in words is "nine billion, fifty-six million, four hundred fifty-eight thousand, eight hundred forty".