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2112110413 = 71717748827
BaseRepresentation
bin111110111100100…
…0011111101001101
312110012022022210121
41331321003331031
513311200013123
6545325504541
7103224433210
oct17571037515
95405268717
102112110413
1199425a8a6
124ab412151
1327876b19a
1416071d777
15c565a75d
hex7de43f4d

2112110413 has 8 divisors (see below), whose sum is σ = 2555831232. Its totient is φ = 1703887296.

The previous prime is 2112110389. The next prime is 2112110417. The reversal of 2112110413 is 3140112112.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-2112110413 is a prime.

It is a super-2 number, since 2×21121104132 = 8922020793406061138, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2112110417) 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, 8874295 + ... + 8874532.

It is an arithmetic number, because the mean of its divisors is an integer number (319478904).

Almost surely, 22112110413 is an apocalyptic number.

It is an amenable number.

2112110413 is a deficient number, since it is larger than the sum of its proper divisors (443720819).

2112110413 is a wasteful number, since it uses less digits than its factorization.

2112110413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17748851.

The product of its (nonzero) digits is 48, while the sum is 16.

The square root of 2112110413 is about 45957.7024338685. The cubic root of 2112110413 is about 1283.0360897835.

Adding to 2112110413 its reverse (3140112112), we get a palindrome (5252222525).

The spelling of 2112110413 in words is "two billion, one hundred twelve million, one hundred ten thousand, four hundred thirteen".

Divisors: 1 7 17 119 17748827 124241789 301730059 2112110413