Base | Representation |
---|---|
bin | 10111001111111… |
… | …011101101000010 |
3 | 1000011221201200100 |
4 | 113033323231002 |
5 | 1244323141144 |
6 | 102412103230 |
7 | 12444251544 |
oct | 2717735502 |
9 | 1004851610 |
10 | 390052674 |
11 | 1901a1390 |
12 | aa764b16 |
13 | 62a6a9cb |
14 | 39b35694 |
15 | 2439b269 |
hex | 173fbb42 |
390052674 has 48 divisors (see below), whose sum is σ = 925333344. Its totient is φ = 117763200.
The previous prime is 390052673. The next prime is 390052679. The reversal of 390052674 is 476250093.
390052674 is a `hidden beast` number, since 390 + 0 + 5 + 267 + 4 = 666.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (390052673) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 52554 + ... + 59514.
It is an arithmetic number, because the mean of its divisors is an integer number (19277778).
Almost surely, 2390052674 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 390052674, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (462666672).
390052674 is an abundant number, since it is smaller than the sum of its proper divisors (535280670).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
390052674 is a wasteful number, since it uses less digits than its factorization.
390052674 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7263 (or 7260 counting only the distinct ones).
The product of its (nonzero) digits is 45360, while the sum is 36.
The square root of 390052674 is about 19749.7512389397. The cubic root of 390052674 is about 730.6472485586.
The spelling of 390052674 in words is "three hundred ninety million, fifty-two thousand, six hundred seventy-four".
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