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2013404330 = 25747611977
BaseRepresentation
bin111100000000010…
…0001110010101010
312012022120112111202
41320000201302222
513110412414310
6531442124202
7100615440320
oct17000416252
95168515452
102013404330
11943572523
12482350662
1326118b612
14151587d10
15bbb5e3a5
hex78021caa

2013404330 has 32 divisors (see below), whose sum is σ = 4229991936. Its totient is φ = 675621504.

The previous prime is 2013404303. The next prime is 2013404357. The reversal of 2013404330 is 334043102.

It is an interprime number because it is at equal distance from previous prime (2013404303) and next prime (2013404357).

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, 302699 + ... + 309278.

It is an arithmetic number, because the mean of its divisors is an integer number (132187248).

Almost surely, 22013404330 is an apocalyptic number.

2013404330 is an abundant number, since it is smaller than the sum of its proper divisors (2216587606).

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

2013404330 is a wasteful number, since it uses less digits than its factorization.

2013404330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 612038.

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 2013404330 is about 44870.9742483936. The cubic root of 2013404330 is about 1262.7295178576.

Adding to 2013404330 its reverse (334043102), we get a palindrome (2347447432).

The spelling of 2013404330 in words is "two billion, thirteen million, four hundred four thousand, three hundred thirty".

Divisors: 1 2 5 7 10 14 35 47 70 94 235 329 470 658 1645 3290 611977 1223954 3059885 4283839 6119770 8567678 21419195 28762919 42838390 57525838 143814595 201340433 287629190 402680866 1006702165 2013404330