Base | Representation |
---|---|
bin | 110100100110010111100111… |
… | …110101111101111101001010 |
3 | 1010100002102101111012102021011 |
4 | 310212113213311331331022 |
5 | 220310143313020323104 |
6 | 2140001515524434134 |
7 | 66504261003050611 |
oct | 6446274765757512 |
9 | 1110072344172234 |
10 | 231335123214154 |
11 | 6778a747184203 |
12 | 21b4236884894a |
13 | 9c10a683ca0cb |
14 | 411a97317a878 |
15 | 1bb285655b904 |
hex | d265e7d7df4a |
231335123214154 has 64 divisors (see below), whose sum is σ = 393248225341440. Its totient is φ = 101459187681280.
The previous prime is 231335123213951. The next prime is 231335123214163. The reversal of 231335123214154 is 451412321533132.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20116887 + ... + 29450965.
It is an arithmetic number, because the mean of its divisors is an integer number (6144503520960).
Almost surely, 2231335123214154 is an apocalyptic number.
231335123214154 is a deficient number, since it is larger than the sum of its proper divisors (161913102127286).
231335123214154 is a wasteful number, since it uses less digits than its factorization.
231335123214154 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9334935.
The product of its digits is 259200, while the sum is 40.
Adding to 231335123214154 its reverse (451412321533132), we get a palindrome (682747444747286).
The spelling of 231335123214154 in words is "two hundred thirty-one trillion, three hundred thirty-five billion, one hundred twenty-three million, two hundred fourteen thousand, one hundred fifty-four".
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