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2303200013231 = 1310312771346977
BaseRepresentation
bin100001100001000001011…
…010110010101110101111
322011011221222011101121202
4201201001122302232233
5300213423200410411
64522024145320115
7325254305044145
oct41410132625657
98134858141552
102303200013231
118088663aa417
1231246103603b
13139263337820
147d6929c1595
153eda158d83b
hex218416b2baf

2303200013231 has 16 divisors (see below), whose sum is σ = 2506413559104. Its totient is φ = 2103739444224.

The previous prime is 2303200013183. The next prime is 2303200013243. The reversal of 2303200013231 is 1323100023032.

It is a cyclic number.

It is not a de Polignac number, because 2303200013231 - 230 = 2302126271407 is a prime.

It is a super-2 number, since 2×23032000132312 (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2303200019231) 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, 1036415 + ... + 2383391.

It is an arithmetic number, because the mean of its divisors is an integer number (156650847444).

Almost surely, 22303200013231 is an apocalyptic number.

2303200013231 is a deficient number, since it is larger than the sum of its proper divisors (203213545873).

2303200013231 is a wasteful number, since it uses less digits than its factorization.

2303200013231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1348370.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 2303200013231 its reverse (1323100023032), we get a palindrome (3626300036263).

The spelling of 2303200013231 in words is "two trillion, three hundred three billion, two hundred million, thirteen thousand, two hundred thirty-one".

Divisors: 1 13 103 1277 1339 16601 131531 1346977 1709903 17510701 138738631 1720089629 1803602203 22361165177 177169231787 2303200013231