Base | Representation |
---|---|
bin | 1111100111101… |
… | …00001000110110 |
3 | 100010112200100001 |
4 | 13303310020312 |
5 | 232020222124 |
6 | 21000141514 |
7 | 3150452314 |
oct | 763641066 |
9 | 303480301 |
10 | 131023414 |
11 | 67a60915 |
12 | 37a6789a |
13 | 211b6562 |
14 | 135890b4 |
15 | b781b44 |
hex | 7cf4236 |
131023414 has 4 divisors (see below), whose sum is σ = 196535124. Its totient is φ = 65511706.
The previous prime is 131023381. The next prime is 131023423. The reversal of 131023414 is 414320131.
It is a semiprime because it is the product of two primes.
It is a junction number, because it is equal to n+sod(n) for n = 131023391 and 131023400.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32755852 + ... + 32755855.
It is an arithmetic number, because the mean of its divisors is an integer number (49133781).
Almost surely, 2131023414 is an apocalyptic number.
131023414 is a deficient number, since it is larger than the sum of its proper divisors (65511710).
131023414 is an equidigital number, since it uses as much as digits as its factorization.
131023414 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 65511709.
The product of its (nonzero) digits is 288, while the sum is 19.
The square root of 131023414 is about 11446.5459418988. The cubic root of 131023414 is about 507.9055640068.
Adding to 131023414 its reverse (414320131), we get a palindrome (545343545).
The spelling of 131023414 in words is "one hundred thirty-one million, twenty-three thousand, four hundred fourteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •