Base | Representation |
---|---|
bin | 1001011101100… |
… | …1111111110110 |
3 | 2202200110202112 |
4 | 2113121333312 |
5 | 40130041410 |
6 | 3534411022 |
7 | 661234646 |
oct | 227317766 |
9 | 82613675 |
10 | 39690230 |
11 | 20449948 |
12 | 11360a72 |
13 | 82b8858 |
14 | 53b2526 |
15 | 3740105 |
hex | 25d9ff6 |
39690230 has 16 divisors (see below), whose sum is σ = 73747584. Its totient is φ = 15363840.
The previous prime is 39690229. The next prime is 39690239. The reversal of 39690230 is 3209693.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (39690239) 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, 63707 + ... + 64326.
It is an arithmetic number, because the mean of its divisors is an integer number (4609224).
Almost surely, 239690230 is an apocalyptic number.
39690230 is a deficient number, since it is larger than the sum of its proper divisors (34057354).
39690230 is a wasteful number, since it uses less digits than its factorization.
39690230 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 128071.
The product of its (nonzero) digits is 8748, while the sum is 32.
The square root of 39690230 is about 6300.0182539418. The cubic root of 39690230 is about 341.1100684404.
The spelling of 39690230 in words is "thirty-nine million, six hundred ninety thousand, two hundred thirty".
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