Search a number
-
+
10253789941 = 54118953401
BaseRepresentation
bin10011000110010110…
…00110101011110101
3222110121022111110211
421203023012223311
5131444432234231
64413250145421
7512045530213
oct114313065365
928417274424
1010253789941
114391aa716a
121ba1b82271
13c75458c35
146d3b47cb3
154002deeb1
hex2632c6af5

10253789941 has 4 divisors (see below), whose sum is σ = 10272743884. Its totient is φ = 10234836000.

The previous prime is 10253789939. The next prime is 10253789957. The reversal of 10253789941 is 14998735201.

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: 14998735201 = 90716536643.

It can be written as a sum of positive squares in 2 ways, for example, as 5278603716 + 4975186225 = 72654^2 + 70535^2 .

It is a cyclic number.

It is not a de Polignac number, because 10253789941 - 21 = 10253789939 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 (10253789141) 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, 9476160 + ... + 9477241.

It is an arithmetic number, because the mean of its divisors is an integer number (2568185971).

Almost surely, 210253789941 is an apocalyptic number.

It is an amenable number.

10253789941 is a deficient number, since it is larger than the sum of its proper divisors (18953943).

10253789941 is an equidigital number, since it uses as much as digits as its factorization.

10253789941 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18953942.

The product of its (nonzero) digits is 544320, while the sum is 49.

The spelling of 10253789941 in words is "ten billion, two hundred fifty-three million, seven hundred eighty-nine thousand, nine hundred forty-one".

Divisors: 1 541 18953401 10253789941