Base | Representation |
---|---|
bin | 1101100010001011111… |
… | …0110101100000010101 |
3 | 211020011101020111112211 |
4 | 3120202332311200111 |
5 | 12302142333201123 |
6 | 254452130113421 |
7 | 22540641002335 |
oct | 3304276654025 |
9 | 736141214484 |
10 | 232515131413 |
11 | 8a677803734 |
12 | 39090a1b871 |
13 | 18c067b0ac6 |
14 | b37a5990c5 |
15 | 60accb740d |
hex | 3622fb5815 |
232515131413 has 4 divisors (see below), whose sum is σ = 232516922860. Its totient is φ = 232513339968.
The previous prime is 232515131411. The next prime is 232515131507. The reversal of 232515131413 is 314131515232.
232515131413 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
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 193650163249 + 38864968164 = 440057^2 + 197142^2 .
It is a cyclic number.
It is not a de Polignac number, because 232515131413 - 21 = 232515131411 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (232515131411) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 684420 + ... + 966157.
It is an arithmetic number, because the mean of its divisors is an integer number (58129230715).
Almost surely, 2232515131413 is an apocalyptic number.
It is an amenable number.
232515131413 is a deficient number, since it is larger than the sum of its proper divisors (1791447).
232515131413 is a wasteful number, since it uses less digits than its factorization.
232515131413 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1791446.
The product of its digits is 10800, while the sum is 31.
Adding to 232515131413 its reverse (314131515232), we get a palindrome (546646646645).
The spelling of 232515131413 in words is "two hundred thirty-two billion, five hundred fifteen million, one hundred thirty-one thousand, four hundred thirteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •