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2013264520 = 235232188331
BaseRepresentation
bin111011111111111…
…1111101010001000
312012022022102201121
41313333333222020
513110343431040
6531435125024
7100614315601
oct16777775210
95168272647
102013264520
11943487483
124822a3774
1326113caa7
1415154cda8
15bbb32c4a
hex77fffa88

2013264520 has 32 divisors (see below), whose sum is σ = 4726797120. Its totient is φ = 770292160.

The previous prime is 2013264511. The next prime is 2013264551. The reversal of 2013264520 is 254623102.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1093246 + ... + 1095085.

It is an arithmetic number, because the mean of its divisors is an integer number (147712410).

Almost surely, 22013264520 is an apocalyptic number.

2013264520 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2013264520 is an abundant number, since it is smaller than the sum of its proper divisors (2713532600).

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

2013264520 is a wasteful number, since it uses less digits than its factorization.

2013264520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2188365 (or 2188361 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 2013264520 is about 44869.4163099990. The cubic root of 2013264520 is about 1262.7002893684.

Adding to 2013264520 its reverse (254623102), we get a palindrome (2267887622).

The spelling of 2013264520 in words is "two billion, thirteen million, two hundred sixty-four thousand, five hundred twenty".

Divisors: 1 2 4 5 8 10 20 23 40 46 92 115 184 230 460 920 2188331 4376662 8753324 10941655 17506648 21883310 43766620 50331613 87533240 100663226 201326452 251658065 402652904 503316130 1006632260 2013264520