Search a number
-
+
53002 = 226501
BaseRepresentation
bin1100111100001010
32200201001
430330022
53144002
61045214
7310345
oct147412
980631
1053002
1136904
122680a
131b181
141545c
1510a87
hexcf0a

53002 has 4 divisors (see below), whose sum is σ = 79506. Its totient is φ = 26500.

The previous prime is 52999. The next prime is 53003. The reversal of 53002 is 20035.

53002 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 20035 = 54007.

It can be written as a sum of positive squares in only one way, i.e., 47961 + 5041 = 219^2 + 71^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 53002.

It is not an unprimeable number, because it can be changed into a prime (53003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13249 + ... + 13252.

253002 is an apocalyptic number.

53002 is a deficient number, since it is larger than the sum of its proper divisors (26504).

53002 is a wasteful number, since it uses less digits than its factorization.

53002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26503.

The product of its (nonzero) digits is 30, while the sum is 10.

The square root of 53002 is about 230.2216323459. The cubic root of 53002 is about 37.5633300250.

Adding to 53002 its reverse (20035), we get a palindrome (73037).

The spelling of 53002 in words is "fifty-three thousand, two".

Divisors: 1 2 26501 53002