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2013240111 = 34191601623
BaseRepresentation
bin111011111111111…
…1001101100101111
312012022021012020120
41313333321230233
513110342140421
6531434420023
7100614154461
oct16777715457
95168235216
102013240111
11943470103
12482291613
1326113194c
14151544131
15bbb2a8c6
hex77ff9b2f

2013240111 has 8 divisors (see below), whose sum is σ = 2690728320. Its totient is φ = 1338955992.

The previous prime is 2013240077. The next prime is 2013240143. The reversal of 2013240111 is 1110423102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2013240111 - 210 = 2013239087 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2013240811) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 799555 + ... + 802068.

It is an arithmetic number, because the mean of its divisors is an integer number (336341040).

Almost surely, 22013240111 is an apocalyptic number.

2013240111 is a deficient number, since it is larger than the sum of its proper divisors (677488209).

2013240111 is a wasteful number, since it uses less digits than its factorization.

2013240111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1602045.

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 2013240111 is about 44869.1443087563. The cubic root of 2013240111 is about 1262.6951863172.

Adding to 2013240111 its reverse (1110423102), we get a palindrome (3123663213).

The spelling of 2013240111 in words is "two billion, thirteen million, two hundred forty thousand, one hundred eleven".

Divisors: 1 3 419 1257 1601623 4804869 671080037 2013240111