Base | Representation |
---|---|
bin | 10010100110110… |
… | …000101111100110 |
3 | 210202100220200200 |
4 | 102212300233212 |
5 | 1114402313024 |
6 | 50550251330 |
7 | 10510145160 |
oct | 2246605746 |
9 | 722326620 |
10 | 312151014 |
11 | 15022374a |
12 | 88656b46 |
13 | 4c893756 |
14 | 2d657930 |
15 | 1c60e2c9 |
hex | 129b0be6 |
312151014 has 48 divisors (see below), whose sum is σ = 779071488. Its totient is φ = 88479216.
The previous prime is 312151001. The next prime is 312151043. The reversal of 312151014 is 410151213.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6249 + ... + 25755.
It is an arithmetic number, because the mean of its divisors is an integer number (16230656).
Almost surely, 2312151014 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 312151014, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (389535744).
312151014 is an abundant number, since it is smaller than the sum of its proper divisors (466920474).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
312151014 is a wasteful number, since it uses less digits than its factorization.
312151014 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 19649 (or 19646 counting only the distinct ones).
The product of its (nonzero) digits is 120, while the sum is 18.
The square root of 312151014 is about 17667.7959576174. The cubic root of 312151014 is about 678.3516983895.
The spelling of 312151014 in words is "three hundred twelve million, one hundred fifty-one thousand, fourteen".
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