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2013310303031 = 89443109746549
BaseRepresentation
bin11101010011000010101…
…001010011101100110111
321010110201001112022011102
4131103002221103230313
5230441224414144111
64140522455000315
7265312464133166
oct35230251235467
97113631468142
102013310303031
117069271a7525
1228623966909b
13117b15000621
146d6325113dd
15375867c613b
hex1d4c2a53b37

2013310303031 has 16 divisors (see below), whose sum is σ = 2042431524000. Its totient is φ = 1984341984768.

The previous prime is 2013310303027. The next prime is 2013310303033. The reversal of 2013310303031 is 1303030133102.

It is a cyclic number.

It is not a de Polignac number, because 2013310303031 - 22 = 2013310303027 is a prime.

It is a super-2 number, since 2×20133103030312 (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2013310302994 and 2013310303012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2013310303033) 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, 43228145 + ... + 43274693.

It is an arithmetic number, because the mean of its divisors is an integer number (127651970250).

Almost surely, 22013310303031 is an apocalyptic number.

2013310303031 is a deficient number, since it is larger than the sum of its proper divisors (29121220969).

2013310303031 is a wasteful number, since it uses less digits than its factorization.

2013310303031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48178.

The product of its (nonzero) digits is 486, while the sum is 20.

Adding to 2013310303031 its reverse (1303030133102), we get a palindrome (3316340436133).

The spelling of 2013310303031 in words is "two trillion, thirteen billion, three hundred ten million, three hundred three thousand, thirty-one".

Divisors: 1 89 443 1097 39427 46549 97633 485971 4142861 20621207 43251419 51064253 1835287423 4544718517 22621464079 2013310303031