Base | Representation |
---|---|
bin | 10111010000101… |
… | …101101011000110 |
3 | 1000012100010102221 |
4 | 113100231223012 |
5 | 1244401213400 |
6 | 102420322554 |
7 | 12446063350 |
oct | 2720555306 |
9 | 1005303387 |
10 | 390257350 |
11 | 19032113a |
12 | aa84345a |
13 | 62b0cc12 |
14 | 39b8a0d0 |
15 | 243dbc1a |
hex | 1742dac6 |
390257350 has 48 divisors (see below), whose sum is σ = 858204000. Its totient is φ = 129185280.
The previous prime is 390257341. The next prime is 390257377. The reversal of 390257350 is 53752093.
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, 9075 + ... + 29374.
It is an arithmetic number, because the mean of its divisors is an integer number (17879250).
Almost surely, 2390257350 is an apocalyptic number.
390257350 is an abundant number, since it is smaller than the sum of its proper divisors (467946650).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
390257350 is a wasteful number, since it uses less digits than its factorization.
390257350 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 38497 (or 38492 counting only the distinct ones).
The product of its (nonzero) digits is 28350, while the sum is 34.
The square root of 390257350 is about 19754.9322955053. The cubic root of 390257350 is about 730.7750260070.
The spelling of 390257350 in words is "three hundred ninety million, two hundred fifty-seven thousand, three hundred fifty".
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