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2013023330990 = 257208091381973
BaseRepresentation
bin11101010010110001100…
…010100110001010101110
321010102222001112121112022
4131102301202212022232
5230440132433042430
64140434204110142
7265302410664050
oct35226142461256
97112861477468
102013023330990
1170679a211151
12286179535352
13117a9a714699
146d60636d8d0
153756b4dc4e5
hex1d4b18a62ae

2013023330990 has 32 divisors (see below), whose sum is σ = 4141278567360. Its totient is φ = 690145761024.

The previous prime is 2013023330977. The next prime is 2013023331061. The reversal of 2013023330990 is 990333203102.

It is a super-2 number, since 2×20130233309902 (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2013023330990.

It is a congruent 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, 765644 + ... + 2147616.

It is an arithmetic number, because the mean of its divisors is an integer number (129414955230).

Almost surely, 22013023330990 is an apocalyptic number.

2013023330990 is an abundant number, since it is smaller than the sum of its proper divisors (2128255236370).

2013023330990 is a wasteful number, since it uses less digits than its factorization.

2013023330990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1402796.

The product of its (nonzero) digits is 26244, while the sum is 35.

The spelling of 2013023330990 in words is "two trillion, thirteen billion, twenty-three million, three hundred thirty thousand, nine hundred ninety".

Divisors: 1 2 5 7 10 14 35 70 20809 41618 104045 145663 208090 291326 728315 1381973 1456630 2763946 6909865 9673811 13819730 19347622 48369055 96738110 28757476157 57514952314 143787380785 201302333099 287574761570 402604666198 1006511665495 2013023330990