Search a number
-
+
105130341250361 = 715018620178623
BaseRepresentation
bin10111111001110110010000…
…101001010011010100111001
3111210020100210020111012210222
4113321312100221103110321
5102234423414330002421
61011332113444345425
731100262601224650
oct2771662051232471
9453210706435728
10105130341250361
1130552588991259
12b95ab6a6a5275
1346879969c350b
141bd649b0d4197
15c24a34cb0cab
hex5f9d90a53539

105130341250361 has 4 divisors (see below), whose sum is σ = 120148961428992. Its totient is φ = 90111721071732.

The previous prime is 105130341250309. The next prime is 105130341250379. The reversal of 105130341250361 is 163052143031501.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-105130341250361 is a prime.

It is a super-2 number, since 2×1051303412503612 (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (105130341250261) 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, 7509310089305 + ... + 7509310089318.

It is an arithmetic number, because the mean of its divisors is an integer number (30037240357248).

Almost surely, 2105130341250361 is an apocalyptic number.

It is an amenable number.

105130341250361 is a deficient number, since it is larger than the sum of its proper divisors (15018620178631).

105130341250361 is an equidigital number, since it uses as much as digits as its factorization.

105130341250361 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15018620178630.

The product of its (nonzero) digits is 32400, while the sum is 35.

Adding to 105130341250361 its reverse (163052143031501), we get a palindrome (268182484281862).

The spelling of 105130341250361 in words is "one hundred five trillion, one hundred thirty billion, three hundred forty-one million, two hundred fifty thousand, three hundred sixty-one".

Divisors: 1 7 15018620178623 105130341250361