Base | Representation |
---|---|
bin | 1110001100110101011101… |
… | …00001000110010111110010 |
3 | 11002120022020000201121112222 |
4 | 13012122232201012113302 |
5 | 13043112043034414404 |
6 | 150225350402121042 |
7 | 6402046412515121 |
oct | 706325641062762 |
9 | 132508200647488 |
10 | 31227340154354 |
11 | 9a4a493470833 |
12 | 3604099050182 |
13 | 1456958024486 |
14 | 79d5a897dab8 |
15 | 392464d3adbe |
hex | 1c66ae8465f2 |
31227340154354 has 4 divisors (see below), whose sum is σ = 46841010231534. Its totient is φ = 15613670077176.
The previous prime is 31227340154341. The next prime is 31227340154359. The reversal of 31227340154354 is 45345104372213.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in only one way, i.e., 30162887805625 + 1064452348729 = 5492075^2 + 1031723^2 .
It is not an unprimeable number, because it can be changed into a prime (31227340154359) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7806835038587 + ... + 7806835038590.
Almost surely, 231227340154354 is an apocalyptic number.
31227340154354 is a deficient number, since it is larger than the sum of its proper divisors (15613670077180).
31227340154354 is a wasteful number, since it uses less digits than its factorization.
31227340154354 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15613670077179.
The product of its (nonzero) digits is 1209600, while the sum is 44.
The spelling of 31227340154354 in words is "thirty-one trillion, two hundred twenty-seven billion, three hundred forty million, one hundred fifty-four thousand, three hundred fifty-four".
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