Base | Representation |
---|---|
bin | 10010100010110… |
… | …011001011101110 |
3 | 210200102011000121 |
4 | 102202303023232 |
5 | 1114121044210 |
6 | 50512115154 |
7 | 10465261216 |
oct | 2242631356 |
9 | 720364017 |
10 | 311112430 |
11 | 14a684412 |
12 | 88235aba |
13 | 4c5bbac5 |
14 | 2d467246 |
15 | 1c4a66da |
hex | 128b32ee |
311112430 has 8 divisors (see below), whose sum is σ = 560002392. Its totient is φ = 124444968.
The previous prime is 311112419. The next prime is 311112437. The reversal of 311112430 is 34211113.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (311112437) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15555612 + ... + 15555631.
It is an arithmetic number, because the mean of its divisors is an integer number (70000299).
Almost surely, 2311112430 is an apocalyptic number.
311112430 is a deficient number, since it is larger than the sum of its proper divisors (248889962).
311112430 is a wasteful number, since it uses less digits than its factorization.
311112430 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 31111250.
The product of its (nonzero) digits is 72, while the sum is 16.
The square root of 311112430 is about 17638.3794607101. The cubic root of 311112430 is about 677.5985287185.
Adding to 311112430 its reverse (34211113), we get a palindrome (345323543).
The spelling of 311112430 in words is "three hundred eleven million, one hundred twelve thousand, four hundred thirty".
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