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90900000000910 = 2522449140491601
BaseRepresentation
bin10100101010110001001110…
…001101011100101110001110
3102220211221210021212101221101
4110222301032031130232032
543403301200000012120
6521154514501053314
725101210511331062
oct2452611615345616
9386757707771841
1090900000000910
1126a66523273701
12a2410420b723a
133b94aaa777079
1418638250a9aa2
15a797b6da890a
hex52ac4e35cb8e

90900000000910 has 16 divisors (see below), whose sum is σ = 163620732891312. Its totient is φ = 36359837136000.

The previous prime is 90900000000893. The next prime is 90900000000919. The reversal of 90900000000910 is 1900000000909.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90900000000919) 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, 18000891 + ... + 22490710.

It is an arithmetic number, because the mean of its divisors is an integer number (10226295805707).

Almost surely, 290900000000910 is an apocalyptic number.

90900000000910 is a deficient number, since it is larger than the sum of its proper divisors (72720732890402).

90900000000910 is a wasteful number, since it uses less digits than its factorization.

90900000000910 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40716099.

The product of its (nonzero) digits is 729, while the sum is 28.

The spelling of 90900000000910 in words is "ninety trillion, nine hundred billion, nine hundred ten", and thus it is an aban number.

Divisors: 1 2 5 10 224491 448982 1122455 2244910 40491601 80983202 202458005 404916010 9090000000091 18180000000182 45450000000455 90900000000910