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10244532997 = 36779278543
BaseRepresentation
bin10011000101001111…
…10010101100000101
3222102221220012100001
421202213302230011
5131440100023442
64412315521301
7511604044066
oct114247625405
928387805301
1010244532997
1143878542a6
121b9aa59231
13c7356765a
146d281856d
153ee5b22b7
hex2629f2b05

10244532997 has 4 divisors (see below), whose sum is σ = 10244848320. Its totient is φ = 10244217676.

The previous prime is 10244532973. The next prime is 10244533001. The reversal of 10244532997 is 79923544201.

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: 79923544201 = 174701384953.

It is a cyclic number.

It is not a de Polignac number, because 10244532997 - 215 = 10244500229 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10244532497) 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, 102493 + ... + 176050.

It is an arithmetic number, because the mean of its divisors is an integer number (2561212080).

Almost surely, 210244532997 is an apocalyptic number.

It is an amenable number.

10244532997 is a deficient number, since it is larger than the sum of its proper divisors (315323).

10244532997 is an equidigital number, since it uses as much as digits as its factorization.

10244532997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 315322.

The product of its (nonzero) digits is 544320, while the sum is 46.

The spelling of 10244532997 in words is "ten billion, two hundred forty-four million, five hundred thirty-two thousand, nine hundred ninety-seven".

Divisors: 1 36779 278543 10244532997