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7000074 = 233129631
BaseRepresentation
bin11010101101000000001010
3111011122022000
4122231000022
53243000244
6410011430
7113333244
oct32550012
914148260
107000074
113a51294
122416b76
1315b1273
14d03094
15934169
hex6ad00a

7000074 has 16 divisors (see below), whose sum is σ = 15555840. Its totient is φ = 2333340.

The previous prime is 7000069. The next prime is 7000087. The reversal of 7000074 is 4700007.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an Ulam 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, 64762 + ... + 64869.

It is an arithmetic number, because the mean of its divisors is an integer number (972240).

Almost surely, 27000074 is an apocalyptic number.

7000074 is an abundant number, since it is smaller than the sum of its proper divisors (8555766).

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

7000074 is a wasteful number, since it uses less digits than its factorization.

7000074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129642 (or 129636 counting only the distinct ones).

The product of its (nonzero) digits is 196, while the sum is 18.

The square root of 7000074 is about 2645.7652957131. The cubic root of 7000074 is about 191.2937923554.

The spelling of 7000074 in words is "seven million, seventy-four", and thus it is an aban number.

Divisors: 1 2 3 6 9 18 27 54 129631 259262 388893 777786 1166679 2333358 3500037 7000074