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2115300041 = 2391969567
BaseRepresentation
bin111111000010100…
…1110101011001001
312110102022101010222
41332011032223021
513313004100131
6545522115425
7103263516341
oct17605165311
95412271128
102115300041
11996039258
124b04abb75
13279316c3a
14160d0dd21
15c5a8a87b
hex7e14eac9

2115300041 has 4 divisors (see below), whose sum is σ = 2207269632. Its totient is φ = 2023330452.

The previous prime is 2115300029. The next prime is 2115300071. The reversal of 2115300041 is 1400035112.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-2115300041 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2115299992 and 2115300019.

It is not an unprimeable number, because it can be changed into a prime (2115300071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45984761 + ... + 45984806.

It is an arithmetic number, because the mean of its divisors is an integer number (551817408).

Almost surely, 22115300041 is an apocalyptic number.

It is an amenable number.

2115300041 is a deficient number, since it is larger than the sum of its proper divisors (91969591).

2115300041 is an equidigital number, since it uses as much as digits as its factorization.

2115300041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91969590.

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 2115300041 is about 45992.3911207060. The cubic root of 2115300041 is about 1283.6816288728.

Adding to 2115300041 its reverse (1400035112), we get a palindrome (3515335153).

The spelling of 2115300041 in words is "two billion, one hundred fifteen million, three hundred thousand, forty-one".

Divisors: 1 23 91969567 2115300041