Base | Representation |
---|---|
bin | 1001011010010… |
… | …0001111011110 |
3 | 2202021021201120 |
4 | 2112210033132 |
5 | 40101020141 |
6 | 3525551410 |
7 | 656330010 |
oct | 226441736 |
9 | 82237646 |
10 | 39470046 |
11 | 20309480 |
12 | 11275566 |
13 | 823c575 |
14 | 53561b0 |
15 | 36e9c66 |
hex | 25a43de |
39470046 has 64 divisors (see below), whose sum is σ = 101122560. Its totient is φ = 9970560.
The previous prime is 39470027. The next prime is 39470089. The reversal of 39470046 is 64007493.
It is a Harshad number since it is a multiple of its sum of digits (33).
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 39469989 and 39470016.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15940 + ... + 18248.
It is an arithmetic number, because the mean of its divisors is an integer number (1580040).
Almost surely, 239470046 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 39470046, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (50561280).
39470046 is an abundant number, since it is smaller than the sum of its proper divisors (61652514).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
39470046 is a wasteful number, since it uses less digits than its factorization.
39470046 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2369.
The product of its (nonzero) digits is 18144, while the sum is 33.
The square root of 39470046 is about 6282.5190807510. The cubic root of 39470046 is about 340.4781220243.
The spelling of 39470046 in words is "thirty-nine million, four hundred seventy thousand, forty-six".
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