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1009102193 = 11591639539
BaseRepresentation
bin111100001001011…
…010110101110001
32121022210200222022
4330021122311301
54031312232233
6244044321225
734002140621
oct7411326561
92538720868
101009102193
11478680460
12241b43215
131310a61b8
149803a881
155d8cd398
hex3c25ad71

1009102193 has 16 divisors (see below), whose sum is σ = 1126483200. Its totient is φ = 896190480.

The previous prime is 1009102187. The next prime is 1009102219. The reversal of 1009102193 is 3912019001.

It is a cyclic number.

It is not a de Polignac number, because 1009102193 - 28 = 1009101937 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1009102153) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 101018 + ... + 110556.

It is an arithmetic number, because the mean of its divisors is an integer number (70405200).

Almost surely, 21009102193 is an apocalyptic number.

It is an amenable number.

1009102193 is a deficient number, since it is larger than the sum of its proper divisors (117381007).

1009102193 is a wasteful number, since it uses less digits than its factorization.

1009102193 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9772.

The product of its (nonzero) digits is 486, while the sum is 26.

The square root of 1009102193 is about 31766.3688985694. The cubic root of 1009102193 is about 1003.0249050567.

The spelling of 1009102193 in words is "one billion, nine million, one hundred two thousand, one hundred ninety-three".

Divisors: 1 11 59 163 649 1793 9539 9617 104929 105787 562801 1554857 6190811 17103427 91736563 1009102193