Search a number
-
+
10310123243 = 72393615493
BaseRepresentation
bin10011001101000011…
…11111111011101011
3222121112022112020102
421212201333323223
5132103342420433
64423021420015
7513331413230
oct114641777353
928545275212
1010310123243
114410883212
121bb8a0a60b
13c84020c54
146db40d787
1540521b4e8
hex26687feeb

10310123243 has 8 divisors (see below), whose sum is σ = 11787941088. Its totient is φ = 8833541184.

The previous prime is 10310123233. The next prime is 10310123269. The reversal of 10310123243 is 34232101301.

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

It is a cyclic number.

It is not a de Polignac number, because 10310123243 - 212 = 10310119147 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10310123233) 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, 290996 + ... + 324497.

It is an arithmetic number, because the mean of its divisors is an integer number (1473492636).

Almost surely, 210310123243 is an apocalyptic number.

10310123243 is a deficient number, since it is larger than the sum of its proper divisors (1477817845).

10310123243 is an equidigital number, since it uses as much as digits as its factorization.

10310123243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 617893.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 10310123243 its reverse (34232101301), we get a palindrome (44542224544).

The spelling of 10310123243 in words is "ten billion, three hundred ten million, one hundred twenty-three thousand, two hundred forty-three".

Divisors: 1 7 2393 16751 615493 4308451 1472874749 10310123243