Search a number
-
+
113215125401 = 771227797033
BaseRepresentation
bin110100101110000100…
…1011011011110011001
3101211020011020021021122
41221130021123132121
53323331033003101
6124002121015025
711115401454620
oct1513411333631
9354204207248
10113215125401
1144017a94444
1219b37624475
13a8a3633181
1456a01c86b7
152e294d251b
hex1a5c25b799

113215125401 has 8 divisors (see below), whose sum is σ = 131211091584. Its totient is φ = 95674753440.

The previous prime is 113215125367. The next prime is 113215125427. The reversal of 113215125401 is 104521512311.

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

It is not a de Polignac number, because 113215125401 - 26 = 113215125337 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (113215145401) 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, 113898020 + ... + 113899013.

It is an arithmetic number, because the mean of its divisors is an integer number (16401386448).

Almost surely, 2113215125401 is an apocalyptic number.

It is an amenable number.

113215125401 is a deficient number, since it is larger than the sum of its proper divisors (17995966183).

113215125401 is an equidigital number, since it uses as much as digits as its factorization.

113215125401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227797111.

The product of its (nonzero) digits is 1200, while the sum is 26.

Adding to 113215125401 its reverse (104521512311), we get a palindrome (217736637712).

The spelling of 113215125401 in words is "one hundred thirteen billion, two hundred fifteen million, one hundred twenty-five thousand, four hundred one".

Divisors: 1 7 71 497 227797033 1594579231 16173589343 113215125401