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2310211420 = 2251141256121
BaseRepresentation
bin1000100110110011…
…0000011101011100
312222000001220021221
42021230300131130
514212403231140
61021123503124
7111151321156
oct21154603534
95860056257
102310211420
11a86066040
12545827aa4
132aa80c00a
1417cb69ad6
15d7c3c14a
hex89b3075c

2310211420 has 48 divisors (see below), whose sum is σ = 5421590496. Its totient is φ = 819584000.

The previous prime is 2310211403. The next prime is 2310211429. The reversal of 2310211420 is 241120132.

It is a junction number, because it is equal to n+sod(n) for n = 2310211394 and 2310211403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2310211429) 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, 119041 + ... + 137080.

It is an arithmetic number, because the mean of its divisors is an integer number (112949802).

Almost surely, 22310211420 is an apocalyptic number.

2310211420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2310211420 is an abundant number, since it is smaller than the sum of its proper divisors (3111379076).

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

2310211420 is a wasteful number, since it uses less digits than its factorization.

2310211420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 256182 (or 256180 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 2310211420 is about 48064.6587421569. The cubic root of 2310211420 is about 1321.9567359959.

Adding to 2310211420 its reverse (241120132), we get a palindrome (2551331552).

The spelling of 2310211420 in words is "two billion, three hundred ten million, two hundred eleven thousand, four hundred twenty".

Divisors: 1 2 4 5 10 11 20 22 41 44 55 82 110 164 205 220 410 451 820 902 1804 2255 4510 9020 256121 512242 1024484 1280605 2561210 2817331 5122420 5634662 10500961 11269324 14086655 21001922 28173310 42003844 52504805 56346620 105009610 115510571 210019220 231021142 462042284 577552855 1155105710 2310211420