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742413 = 3735353
BaseRepresentation
bin10110101010000001101
31101201101210
42311100031
5142224123
623525033
76211320
oct2652015
91351353
10742413
11467871
122b9779
131ccbc9
141547b7
15e9e93
hexb540d

742413 has 8 divisors (see below), whose sum is σ = 1131328. Its totient is φ = 424224.

The previous prime is 742409. The next prime is 742439. The reversal of 742413 is 314247.

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

It is not a de Polignac number, because 742413 - 22 = 742409 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21), and also a Moran number because the ratio is a prime number: 35353 = 742413 / (7 + 4 + 2 + 4 + 1 + 3).

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 742413.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 742413.

It is not an unprimeable number, because it can be changed into a prime (742213) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17656 + ... + 17697.

It is an arithmetic number, because the mean of its divisors is an integer number (141416).

2742413 is an apocalyptic number.

It is an amenable number.

742413 is a deficient number, since it is larger than the sum of its proper divisors (388915).

742413 is a wasteful number, since it uses less digits than its factorization.

742413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35363.

The product of its digits is 672, while the sum is 21.

The square root of 742413 is about 861.6339129816. The cubic root of 742413 is about 90.5486241964.

742413 divided by its sum of digits (21) gives a palindrome (35353).

The spelling of 742413 in words is "seven hundred forty-two thousand, four hundred thirteen".

Divisors: 1 3 7 21 35353 106059 247471 742413