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10254145241 = 47218173303
BaseRepresentation
bin10011000110011000…
…11101011011011001
3222110121222112212002
421203030131123121
5132000030121431
64413301530345
7512051540114
oct114314353331
928417875762
1010254145241
11439221a0aa
121ba21139b5
13c75551882
146d3bdb57b
154003603cb
hex26331d6d9

10254145241 has 4 divisors (see below), whose sum is σ = 10472318592. Its totient is φ = 10035971892.

The previous prime is 10254145193. The next prime is 10254145247. The reversal of 10254145241 is 14254145201.

It is a happy number.

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, and also an emirpimes, since its reverse is a distinct semiprime: 14254145201 = 109113065211.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-10254145241 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (10254145247) 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, 109086605 + ... + 109086698.

It is an arithmetic number, because the mean of its divisors is an integer number (2618079648).

Almost surely, 210254145241 is an apocalyptic number.

It is an amenable number.

10254145241 is a deficient number, since it is larger than the sum of its proper divisors (218173351).

10254145241 is an equidigital number, since it uses as much as digits as its factorization.

10254145241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 218173350.

The product of its (nonzero) digits is 6400, while the sum is 29.

The spelling of 10254145241 in words is "ten billion, two hundred fifty-four million, one hundred forty-five thousand, two hundred forty-one".

Divisors: 1 47 218173303 10254145241