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231103123013300 = 225216071438102819
BaseRepresentation
bin110100100010111111100011…
…100011011011111010110100
31010022021020112222220002122112
4310202333203203123322310
5220242343143442411200
62135303150431150152
766451435553635436
oct6442774343337264
91108236488802575
10231103123013300
116770031410551a
1221b05400375358
139bc4c144cb255
14410d645142656
151bab7c8aab535
hexd22fe38dbeb4

231103123013300 has 36 divisors (see below), whose sum is σ = 501805845599520. Its totient is φ = 92383725028320.

The previous prime is 231103123013299. The next prime is 231103123013303. The reversal of 231103123013300 is 3310321301132.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (231103123013303) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 718890710 + ... + 719212109.

Almost surely, 2231103123013300 is an apocalyptic number.

231103123013300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

231103123013300 is an abundant number, since it is smaller than the sum of its proper divisors (270702722586220).

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

231103123013300 is a wasteful number, since it uses less digits than its factorization.

231103123013300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1438104440 (or 1438104433 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 23.

Adding to 231103123013300 its reverse (3310321301132), we get a palindrome (234413444314432).

The spelling of 231103123013300 in words is "two hundred thirty-one trillion, one hundred three billion, one hundred twenty-three million, thirteen thousand, three hundred".

Divisors: 1 2 4 5 10 20 25 50 100 1607 3214 6428 8035 16070 32140 40175 80350 160700 1438102819 2876205638 5752411276 7190514095 14381028190 28762056380 35952570475 71905140950 143810281900 2311031230133 4622062460266 9244124920532 11555156150665 23110312301330 46220624602660 57775780753325 115551561506650 231103123013300