Base | Representation |
---|---|
bin | 111100000010… |
… | …0001000100110 |
3 | 2012020001111122 |
4 | 1320010020212 |
5 | 31024133324 |
6 | 3042333542 |
7 | 531345362 |
oct | 170041046 |
9 | 65201448 |
10 | 31474214 |
11 | 16848052 |
12 | a65a2b2 |
13 | 669ccc5 |
14 | 42742a2 |
15 | 2b6aa5e |
hex | 1e04226 |
31474214 has 4 divisors (see below), whose sum is σ = 47211324. Its totient is φ = 15737106.
The previous prime is 31474213. The next prime is 31474217. The reversal of 31474214 is 41247413.
It is a semiprime because it is the product of two primes.
It is a super-2 number, since 2×314742142 = 1981252293835592, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31474213) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7868552 + ... + 7868555.
It is an arithmetic number, because the mean of its divisors is an integer number (11802831).
Almost surely, 231474214 is an apocalyptic number.
31474214 is a deficient number, since it is larger than the sum of its proper divisors (15737110).
31474214 is a wasteful number, since it uses less digits than its factorization.
31474214 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15737109.
The product of its digits is 2688, while the sum is 26.
The square root of 31474214 is about 5610.1884103834. The cubic root of 31474214 is about 315.7317798237.
The spelling of 31474214 in words is "thirty-one million, four hundred seventy-four thousand, two hundred fourteen".
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