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2013031354145 = 57311855328437
BaseRepresentation
bin11101010010110010000…
…001001100111100100001
321010102222121122020020012
4131102302001030330201
5230440142011313040
64140435052054305
7265302536121140
oct35226201147441
97112877566205
102013031354145
117067a37a1059
12286180164395
13117a9c293506
146d60745b757
153756c074865
hex1d4b204cf21

2013031354145 has 16 divisors (see below), whose sum is σ = 2849784480768. Its totient is φ = 1335836473920.

The previous prime is 2013031354123. The next prime is 2013031354157. The reversal of 2013031354145 is 5414531303102.

It is not a de Polignac number, because 2013031354145 - 210 = 2013031353121 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 927663134 + ... + 927665303.

It is an arithmetic number, because the mean of its divisors is an integer number (178111530048).

Almost surely, 22013031354145 is an apocalyptic number.

It is an amenable number.

2013031354145 is a deficient number, since it is larger than the sum of its proper divisors (836753126623).

2013031354145 is a wasteful number, since it uses less digits than its factorization.

2013031354145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1855328480.

The product of its (nonzero) digits is 21600, while the sum is 32.

Adding to 2013031354145 its reverse (5414531303102), we get a palindrome (7427562657247).

The spelling of 2013031354145 in words is "two trillion, thirteen billion, thirty-one million, three hundred fifty-four thousand, one hundred forty-five".

Divisors: 1 5 7 31 35 155 217 1085 1855328437 9276642185 12987299059 57515181547 64936495295 287575907735 402606270829 2013031354145