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10244530243 = 28136457403
BaseRepresentation
bin10011000101001111…
…10010000001000011
3222102221220001120001
421202213302001003
5131440044431433
64412315500431
7511604033053
oct114247620103
928387801501
1010244530243
114387852222
121b9aa57717
13c7356631c
146d2817563
153ee5b157d
hex2629f2043

10244530243 has 4 divisors (see below), whose sum is σ = 10280987928. Its totient is φ = 10208072560.

The previous prime is 10244530237. The next prime is 10244530249. The reversal of 10244530243 is 34203544201.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 34203544201 = 47727734983.

It is an interprime number because it is at equal distance from previous prime (10244530237) and next prime (10244530249).

It is a cyclic number.

It is not a de Polignac number, because 10244530243 - 233 = 1654595651 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10244530249) 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, 18228421 + ... + 18228982.

It is an arithmetic number, because the mean of its divisors is an integer number (2570246982).

Almost surely, 210244530243 is an apocalyptic number.

10244530243 is a deficient number, since it is larger than the sum of its proper divisors (36457685).

10244530243 is an equidigital number, since it uses as much as digits as its factorization.

10244530243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36457684.

The product of its (nonzero) digits is 11520, while the sum is 28.

The spelling of 10244530243 in words is "ten billion, two hundred forty-four million, five hundred thirty thousand, two hundred forty-three".

Divisors: 1 281 36457403 10244530243