Search a number
-
+
10044238031 = 13217603511
BaseRepresentation
bin10010101101010111…
…01110100011001111
3221221000000011021222
421112223232203033
5131032311104111
64340402513555
7503622420542
oct112653564317
927830004258
1010044238031
11429478a773
121b439658bb
13c40c09019
146b3d9a859
153dbbea7db
hex256aee8cf

10044238031 has 4 divisors (see below), whose sum is σ = 10051842864. Its totient is φ = 10036633200.

The previous prime is 10044238019. The next prime is 10044238079. The reversal of 10044238031 is 13083244001.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-10044238031 is a prime.

It is a super-2 number, since 2×100442380312 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10044238091) 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, 3800435 + ... + 3803076.

It is an arithmetic number, because the mean of its divisors is an integer number (2512960716).

Almost surely, 210044238031 is an apocalyptic number.

10044238031 is a deficient number, since it is larger than the sum of its proper divisors (7604833).

10044238031 is an equidigital number, since it uses as much as digits as its factorization.

10044238031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7604832.

The product of its (nonzero) digits is 2304, while the sum is 26.

The spelling of 10044238031 in words is "ten billion, forty-four million, two hundred thirty-eight thousand, thirty-one".

Divisors: 1 1321 7603511 10044238031