Base | Representation |
---|---|
bin | 11100111010001100… |
… | …110111110111001110 |
3 | 2222010022112120101020 |
4 | 130322030313313032 |
5 | 1002033023133032 |
6 | 22132105055010 |
7 | 2146142023515 |
oct | 347214676716 |
9 | 88108476336 |
10 | 31041224142 |
11 | 12189a64155 |
12 | 6023787466 |
13 | 2c09007066 |
14 | 170684767c |
15 | c1a24eb2c |
hex | 73a337dce |
31041224142 has 8 divisors (see below), whose sum is σ = 62082448296. Its totient is φ = 10347074712.
The previous prime is 31041224129. The next prime is 31041224167. The reversal of 31041224142 is 24142214013.
It is a sphenic number, since it is the product of 3 distinct primes.
31041224142 is an admirable number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2586768673 + ... + 2586768684.
It is an arithmetic number, because the mean of its divisors is an integer number (7760306037).
Almost surely, 231041224142 is an apocalyptic number.
31041224142 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31041224142 is a wasteful number, since it uses less digits than its factorization.
31041224142 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5173537362.
The product of its (nonzero) digits is 1536, while the sum is 24.
Adding to 31041224142 its reverse (24142214013), we get a palindrome (55183438155).
The spelling of 31041224142 in words is "thirty-one billion, forty-one million, two hundred twenty-four thousand, one hundred forty-two".
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