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10103023231 = 72635487791
BaseRepresentation
bin10010110100010111…
…11110011001111111
3222002002121202102121
421122023332121333
5131142333220411
64350302503411
7505235165140
oct113213763177
928062552377
1010103023231
114314990984
121b5b594b67
13c5014c072
146bbaddac7
153e1e5d571
hex25a2fe67f

10103023231 has 8 divisors (see below), whose sum is σ = 11590216704. Its totient is φ = 8626805880.

The previous prime is 10103023201. The next prime is 10103023237. The reversal of 10103023231 is 13232030101.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 10103023231 - 25 = 10103023199 is a prime.

It is a super-2 number, since 2×101030232312 (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 (10103023237) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2742055 + ... + 2745736.

It is an arithmetic number, because the mean of its divisors is an integer number (1448777088).

Almost surely, 210103023231 is an apocalyptic number.

10103023231 is a deficient number, since it is larger than the sum of its proper divisors (1487193473).

10103023231 is an equidigital number, since it uses as much as digits as its factorization.

10103023231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5488061.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 10103023231 its reverse (13232030101), we get a palindrome (23335053332).

The spelling of 10103023231 in words is "ten billion, one hundred three million, twenty-three thousand, two hundred thirty-one".

Divisors: 1 7 263 1841 5487791 38414537 1443289033 10103023231