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66050046 = 2331223149
BaseRepresentation
bin1111101111110…
…1011111111110
311121021200122000
43323331133332
5113402100141
610315403130
71431262506
oct373753776
9147250560
1066050046
1134313417
121a1534a6
13108b798a
148ab4a06
155bea5b6
hex3efd7fe

66050046 has 16 divisors (see below), whose sum is σ = 146778000. Its totient is φ = 22016664.

The previous prime is 66050041. The next prime is 66050051. The reversal of 66050046 is 64005066.

It is an interprime number because it is at equal distance from previous prime (66050041) and next prime (66050051).

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 Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (66050041) 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, 611521 + ... + 611628.

It is an arithmetic number, because the mean of its divisors is an integer number (9173625).

Almost surely, 266050046 is an apocalyptic number.

66050046 is an abundant number, since it is smaller than the sum of its proper divisors (80727954).

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

66050046 is a wasteful number, since it uses less digits than its factorization.

66050046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1223160 (or 1223154 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 66050046 is about 8127.1179393436. The cubic root of 66050046 is about 404.2261216581.

The spelling of 66050046 in words is "sixty-six million, fifty thousand, forty-six", and thus it is an eban number.

Divisors: 1 2 3 6 9 18 27 54 1223149 2446298 3669447 7338894 11008341 22016682 33025023 66050046