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10032234431 = 81727122753
BaseRepresentation
bin10010101011111011…
…11011111110111111
3221220011102022110012
421111331323332333
5131021223000211
64335253333435
7503415404612
oct112575737677
927804368405
1010032234431
114288a3123a
121b3b93727b
13c3b5954bb
146b2554179
153dab28d8b
hex255f7bfbf

10032234431 has 4 divisors (see below), whose sum is σ = 10032438912. Its totient is φ = 10032029952.

The previous prime is 10032234419. The next prime is 10032234491. The reversal of 10032234431 is 13443223001.

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-10032234431 is a prime.

It is a super-2 number, since 2×100322344312 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10032234397 and 10032234406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10032234491) 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, 20351 + ... + 143103.

It is an arithmetic number, because the mean of its divisors is an integer number (2508109728).

Almost surely, 210032234431 is an apocalyptic number.

10032234431 is a deficient number, since it is larger than the sum of its proper divisors (204481).

10032234431 is an equidigital number, since it uses as much as digits as its factorization.

10032234431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204480.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 10032234431 its reverse (13443223001), we get a palindrome (23475457432).

The spelling of 10032234431 in words is "ten billion, thirty-two million, two hundred thirty-four thousand, four hundred thirty-one".

Divisors: 1 81727 122753 10032234431