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2013200156 = 221145754549
BaseRepresentation
bin111011111111110…
…1111111100011100
312012022012011102202
41313333233330130
513110334401111
6531433511032
7100613630132
oct16777577434
95168164382
102013200156
11943443090
12482272478
132611196c6
14151533752
15bbb1db3b
hex77feff1c

2013200156 has 12 divisors (see below), whose sum is σ = 3843382200. Its totient is φ = 915090960.

The previous prime is 2013200149. The next prime is 2013200179. The reversal of 2013200156 is 6510023102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22877231 + ... + 22877318.

It is an arithmetic number, because the mean of its divisors is an integer number (320281850).

Almost surely, 22013200156 is an apocalyptic number.

It is an amenable number.

2013200156 is a deficient number, since it is larger than the sum of its proper divisors (1830182044).

2013200156 is a wasteful number, since it uses less digits than its factorization.

2013200156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45754564 (or 45754562 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 2013200156 is about 44868.6990673900. The cubic root of 2013200156 is about 1262.6868330629.

Adding to 2013200156 its reverse (6510023102), we get a palindrome (8523223258).

The spelling of 2013200156 in words is "two billion, thirteen million, two hundred thousand, one hundred fifty-six".

Divisors: 1 2 4 11 22 44 45754549 91509098 183018196 503300039 1006600078 2013200156