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9050585172 = 2231939695549
BaseRepresentation
bin10000110110111010…
…01111100001010100
3212100202021100211020
420123131033201110
5122013422211142
64054025241140
7440165463456
oct103335174124
925322240736
109050585172
113924901662
1219070331b0
13b130b1b55
1461c0222d6
1537e86ecec
hex21b74f854

9050585172 has 24 divisors (see below), whose sum is σ = 22229508000. Its totient is φ = 2858079456.

The previous prime is 9050585143. The next prime is 9050585179. The reversal of 9050585172 is 2715850509.

9050585172 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9050585179) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19847547 + ... + 19848002.

It is an arithmetic number, because the mean of its divisors is an integer number (926229500).

Almost surely, 29050585172 is an apocalyptic number.

It is an amenable number.

9050585172 is an abundant number, since it is smaller than the sum of its proper divisors (13178922828).

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

9050585172 is a wasteful number, since it uses less digits than its factorization.

9050585172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39695575 (or 39695573 counting only the distinct ones).

The product of its (nonzero) digits is 126000, while the sum is 42.

The square root of 9050585172 is about 95134.5634982365. The cubic root of 9050585172 is about 2083.9736332860.

The spelling of 9050585172 in words is "nine billion, fifty million, five hundred eighty-five thousand, one hundred seventy-two".

Divisors: 1 2 3 4 6 12 19 38 57 76 114 228 39695549 79391098 119086647 158782196 238173294 476346588 754215431 1508430862 2262646293 3016861724 4525292586 9050585172