Base | Representation |
---|---|
bin | 10110110101100… |
… | …100101100011000 |
3 | 222200221122221122 |
4 | 112311210230120 |
5 | 1241041031210 |
6 | 102004024412 |
7 | 12331442024 |
oct | 2665445430 |
9 | 880848848 |
10 | 383142680 |
11 | 187301848 |
12 | a8392108 |
13 | 614bb75b |
14 | 38c57384 |
15 | 23983b55 |
hex | 16d64b18 |
383142680 has 32 divisors (see below), whose sum is σ = 862701840. Its totient is φ = 153144960.
The previous prime is 383142677. The next prime is 383142689. The reversal of 383142680 is 86241383.
It is a happy number.
It is a zygodrome in base 3.
It is a self number, because there is not a number n which added to its sum of digits gives 383142680.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (383142689) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 71867 + ... + 77013.
Almost surely, 2383142680 is an apocalyptic number.
It is an amenable number.
383142680 is an abundant number, since it is smaller than the sum of its proper divisors (479559160).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
383142680 is a wasteful number, since it uses less digits than its factorization.
383142680 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7019 (or 7015 counting only the distinct ones).
The product of its (nonzero) digits is 27648, while the sum is 35.
The square root of 383142680 is about 19574.0307550591. The cubic root of 383142680 is about 726.3069126107.
The spelling of 383142680 in words is "three hundred eighty-three million, one hundred forty-two thousand, six hundred eighty".
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