Search a number
-
+
10123341253 = 43323379541
BaseRepresentation
bin10010110110110010…
…11110110111000101
3222010111212000111221
421123121132313011
5131213033410003
64352310200341
7505602660304
oct113331366705
928114760457
1010123341253
1143253a9133
121b663530b1
13c5441416c
146c06ac43b
153e3b237bd
hex25b65edc5

10123341253 has 4 divisors (see below), whose sum is σ = 10146721228. Its totient is φ = 10099961280.

The previous prime is 10123341209. The next prime is 10123341289. The reversal of 10123341253 is 35214332101.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3354494724 + 6768846529 = 57918^2 + 82273^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-10123341253 is a prime.

It is a super-2 number, since 2×101233412532 (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 (10123341353) 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, 11689338 + ... + 11690203.

It is an arithmetic number, because the mean of its divisors is an integer number (2536680307).

Almost surely, 210123341253 is an apocalyptic number.

It is an amenable number.

10123341253 is a deficient number, since it is larger than the sum of its proper divisors (23379975).

10123341253 is an equidigital number, since it uses as much as digits as its factorization.

10123341253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23379974.

The product of its (nonzero) digits is 2160, while the sum is 25.

Adding to 10123341253 its reverse (35214332101), we get a palindrome (45337673354).

The spelling of 10123341253 in words is "ten billion, one hundred twenty-three million, three hundred forty-one thousand, two hundred fifty-three".

Divisors: 1 433 23379541 10123341253