Search a number
-
+
10031002232 = 231253875279
BaseRepresentation
bin10010101011110010…
…01111001001111000
3221220002002201012012
421111321033021320
5131020414032412
64335211105052
7503402053316
oct112571171170
927802081165
1010031002232
11428826a499
121b3b442188
13c3b2536a4
146b23130b6
153da983c22
hex255e4f278

10031002232 has 8 divisors (see below), whose sum is σ = 18808129200. Its totient is φ = 5015501112.

The previous prime is 10031002211. The next prime is 10031002237. The reversal of 10031002232 is 23220013001.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10031002237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 626937632 + ... + 626937647.

It is an arithmetic number, because the mean of its divisors is an integer number (2351016150).

Almost surely, 210031002232 is an apocalyptic number.

It is an amenable number.

10031002232 is a deficient number, since it is larger than the sum of its proper divisors (8777126968).

10031002232 is a wasteful number, since it uses less digits than its factorization.

10031002232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1253875285 (or 1253875281 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

Adding to 10031002232 its reverse (23220013001), we get a palindrome (33251015233).

The spelling of 10031002232 in words is "ten billion, thirty-one million, two thousand, two hundred thirty-two".

Divisors: 1 2 4 8 1253875279 2507750558 5015501116 10031002232