Base | Representation |
---|---|
bin | 11100111010001000… |
… | …010100100110011110 |
3 | 2222010020021221212202 |
4 | 130322020110212132 |
5 | 1002032221444014 |
6 | 22132023331502 |
7 | 2146125624410 |
oct | 347210244636 |
9 | 88106257782 |
10 | 31040031134 |
11 | 121893198a2 |
12 | 60232b0b92 |
13 | 2c089aa038 |
14 | 17066169b0 |
15 | c1a0b63de |
hex | 73a21499e |
31040031134 has 8 divisors (see below), whose sum is σ = 53211481968. Its totient is φ = 13302870480.
The previous prime is 31040031101. The next prime is 31040031163. The reversal of 31040031134 is 43113004013.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1108572527 + ... + 1108572554.
It is an arithmetic number, because the mean of its divisors is an integer number (6651435246).
Almost surely, 231040031134 is an apocalyptic number.
31040031134 is a deficient number, since it is larger than the sum of its proper divisors (22171450834).
31040031134 is a wasteful number, since it uses less digits than its factorization.
31040031134 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2217145090.
The product of its (nonzero) digits is 432, while the sum is 20.
Adding to 31040031134 its reverse (43113004013), we get a palindrome (74153035147).
The spelling of 31040031134 in words is "thirty-one billion, forty million, thirty-one thousand, one hundred thirty-four".
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