Search a number
-
+
1470728 = 23726263
BaseRepresentation
bin101100111000100001000
32202201110102
411213010020
5334030403
651304532
715333560
oct5470410
92681412
101470728
11914a86
125ab148
133c656c
142a3da0
151e0b88
hex167108

1470728 has 16 divisors (see below), whose sum is σ = 3151680. Its totient is φ = 630288.

The previous prime is 1470727. The next prime is 1470757. The reversal of 1470728 is 8270741.

It is a self number, because there is not a number n which added to its sum of digits gives 1470728.

It is not an unprimeable number, because it can be changed into a prime (1470727) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13076 + ... + 13187.

It is an arithmetic number, because the mean of its divisors is an integer number (196980).

21470728 is an apocalyptic number.

It is an amenable number.

1470728 is an abundant number, since it is smaller than the sum of its proper divisors (1680952).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1470728 is a wasteful number, since it uses less digits than its factorization.

1470728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26276 (or 26272 counting only the distinct ones).

The product of its (nonzero) digits is 3136, while the sum is 29.

The square root of 1470728 is about 1212.7357502770. The cubic root of 1470728 is about 113.7219034579.

The spelling of 1470728 in words is "one million, four hundred seventy thousand, seven hundred twenty-eight".

Divisors: 1 2 4 7 8 14 28 56 26263 52526 105052 183841 210104 367682 735364 1470728