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742068 = 22336871
BaseRepresentation
bin10110101001010110100
31101200221000
42311022310
5142221233
623523300
76210315
oct2651264
91350830
10742068
11467588
122b9530
131cc9c2
1415460c
15e9d13
hexb52b4

742068 has 24 divisors (see below), whose sum is σ = 1924160. Its totient is φ = 247320.

The previous prime is 742057. The next prime is 742069. The reversal of 742068 is 860247.

742068 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (742069) by changing a digit.

742068 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3328 + ... + 3543.

2742068 is an apocalyptic number.

It is an amenable number.

742068 is an abundant number, since it is smaller than the sum of its proper divisors (1182092).

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

742068 is a wasteful number, since it uses less digits than its factorization.

742068 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6884 (or 6876 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 27.

The square root of 742068 is about 861.4336886842. The cubic root of 742068 is about 90.5345960137.

The spelling of 742068 in words is "seven hundred forty-two thousand, sixty-eight".

Divisors: 1 2 3 4 6 9 12 18 27 36 54 108 6871 13742 20613 27484 41226 61839 82452 123678 185517 247356 371034 742068