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241900013 = 419577327
BaseRepresentation
bin11100110101100…
…01100111101101
3121212011210102202
432122301213231
5443411300023
640000431245
75665054565
oct1632614755
9555153382
10241900013
11114601073
1269018525
133b167904
14241abda5
1516384128
hexe6b19ed

241900013 has 4 divisors (see below), whose sum is σ = 242477760. Its totient is φ = 241322268.

The previous prime is 241900007. The next prime is 241900019. The reversal of 241900013 is 310009142.

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 an interprime number because it is at equal distance from previous prime (241900007) and next prime (241900019).

It is a cyclic number.

It is not a de Polignac number, because 241900013 - 212 = 241895917 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (241900019) 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, 288245 + ... + 289082.

It is an arithmetic number, because the mean of its divisors is an integer number (60619440).

Almost surely, 2241900013 is an apocalyptic number.

It is an amenable number.

241900013 is a deficient number, since it is larger than the sum of its proper divisors (577747).

241900013 is an equidigital number, since it uses as much as digits as its factorization.

241900013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 577746.

The product of its (nonzero) digits is 216, while the sum is 20.

The square root of 241900013 is about 15553.1351501876. The cubic root of 241900013 is about 623.0821319646.

Adding to 241900013 its reverse (310009142), we get a palindrome (551909155).

The spelling of 241900013 in words is "two hundred forty-one million, nine hundred thousand, thirteen".

Divisors: 1 419 577327 241900013