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20074486 = 212298167
BaseRepresentation
bin100110010010…
…0111111110110
31101202220000111
41030210333312
520114340421
61554133234
7332426125
oct114447766
941686014
1020074486
1110371293
12688121a
13420b2c3
142947abc
151b67ee1
hex1324ff6

20074486 has 8 divisors (see below), whose sum is σ = 30139920. Its totient is φ = 10027848.

The previous prime is 20074477. The next prime is 20074511. The reversal of 20074486 is 68447002.

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

It is a zygodrome in base 8.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1626 + ... + 6541.

It is an arithmetic number, because the mean of its divisors is an integer number (3767490).

Almost surely, 220074486 is an apocalyptic number.

20074486 is a deficient number, since it is larger than the sum of its proper divisors (10065434).

20074486 is a wasteful number, since it uses less digits than its factorization.

20074486 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9398.

The product of its (nonzero) digits is 10752, while the sum is 31.

The square root of 20074486 is about 4480.4560035782. The cubic root of 20074486 is about 271.7783210396.

The spelling of 20074486 in words is "twenty million, seventy-four thousand, four hundred eighty-six".

Divisors: 1 2 1229 2458 8167 16334 10037243 20074486