Search a number
-
+
62890 = 2519331
BaseRepresentation
bin1111010110101010
310012021021
433112222
54003030
61203054
7351232
oct172652
9105237
1062890
1143283
123048a
1322819
1418cc2
151397a
hexf5aa

62890 has 16 divisors (see below), whose sum is σ = 119520. Its totient is φ = 23760.

The previous prime is 62873. The next prime is 62897. The reversal of 62890 is 9826.

It is a zygodrome in base 4.

It is not an unprimeable number, because it can be changed into a prime (62897) by changing a digit.

62890 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25 + ... + 355.

It is an arithmetic number, because the mean of its divisors is an integer number (7470).

262890 is an apocalyptic number.

62890 is a deficient number, since it is larger than the sum of its proper divisors (56630).

62890 is a wasteful number, since it uses less digits than its factorization.

62890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 357.

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 62890 is about 250.7787869817. The cubic root of 62890 is about 39.7674000533.

Subtracting from 62890 its product of nonzero digits (864), we obtain a palindrome (62026).

The spelling of 62890 in words is "sixty-two thousand, eight hundred ninety".

Divisors: 1 2 5 10 19 38 95 190 331 662 1655 3310 6289 12578 31445 62890