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2415120241 = 4356165587
BaseRepresentation
bin1000111111110011…
…1100111101110001
320020022110211010211
42033330330331301
514421232321431
61035352224121
7113564116612
oct21774747561
96208424124
102415120241
11102a2aa646
1257499b041
132c6480c41
1418ca77c09
15e20612b1
hex8ff3cf71

2415120241 has 4 divisors (see below), whose sum is σ = 2471285872. Its totient is φ = 2358954612.

The previous prime is 2415120223. The next prime is 2415120269. The reversal of 2415120241 is 1420215142.

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 not a de Polignac number, because 2415120241 - 25 = 2415120209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2415120041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28082751 + ... + 28082836.

It is an arithmetic number, because the mean of its divisors is an integer number (617821468).

Almost surely, 22415120241 is an apocalyptic number.

It is an amenable number.

2415120241 is a deficient number, since it is larger than the sum of its proper divisors (56165631).

2415120241 is an equidigital number, since it uses as much as digits as its factorization.

2415120241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56165630.

The product of its (nonzero) digits is 640, while the sum is 22.

The square root of 2415120241 is about 49143.8728734315. The cubic root of 2415120241 is about 1341.6716793626.

Adding to 2415120241 its reverse (1420215142), we get a palindrome (3835335383).

The spelling of 2415120241 in words is "two billion, four hundred fifteen million, one hundred twenty thousand, two hundred forty-one".

Divisors: 1 43 56165587 2415120241