Search a number
-
+
742485 = 3549499
BaseRepresentation
bin10110101010001010101
31101201111110
42311101111
5142224420
623525233
76211452
oct2652125
91351443
10742485
11467927
122b9819
131ccc53
14154829
15e9ee0
hexb5455

742485 has 8 divisors (see below), whose sum is σ = 1188000. Its totient is φ = 395984.

The previous prime is 742457. The next prime is 742499. The reversal of 742485 is 584247.

742485 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 742485 - 28 = 742229 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24735 + ... + 24764.

It is an arithmetic number, because the mean of its divisors is an integer number (148500).

2742485 is an apocalyptic number.

It is an amenable number.

742485 is a deficient number, since it is larger than the sum of its proper divisors (445515).

742485 is a wasteful number, since it uses less digits than its factorization.

742485 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49507.

The product of its digits is 8960, while the sum is 30.

The square root of 742485 is about 861.6756930539. The cubic root of 742485 is about 90.5515512690.

The spelling of 742485 in words is "seven hundred forty-two thousand, four hundred eighty-five".

Divisors: 1 3 5 15 49499 148497 247495 742485