Search a number
-
+
1470049 = 72191579
BaseRepresentation
bin101100110111001100001
32202200112021
411212321201
5334020144
651301441
715331600
oct5467141
92680467
101470049
11914519
125aa881
133c6169
142a3a37
151e0884
hex166e61

1470049 has 12 divisors (see below), whose sum is σ = 1801200. Its totient is φ = 1192968.

The previous prime is 1470043. The next prime is 1470059. The reversal of 1470049 is 9400741.

It is not a de Polignac number, because 1470049 - 27 = 1469921 is a prime.

It is a super-2 number, since 2×14700492 = 4322088124802, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1470043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 142 + ... + 1720.

It is an arithmetic number, because the mean of its divisors is an integer number (150100).

21470049 is an apocalyptic number.

1470049 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

1470049 is a deficient number, since it is larger than the sum of its proper divisors (331151).

1470049 is a wasteful number, since it uses less digits than its factorization.

1470049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1612 (or 1605 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 25.

The square root of 1470049 is about 1212.4557723892. The cubic root of 1470049 is about 113.7043998682.

The spelling of 1470049 in words is "one million, four hundred seventy thousand, forty-nine".

Divisors: 1 7 19 49 133 931 1579 11053 30001 77371 210007 1470049