Search a number
-
+
993966 = 23198719
BaseRepresentation
bin11110010101010101110
31212111110120
43302222232
5223301331
633145410
711306601
oct3625256
91774416
10993966
11619866
123bb266
1328a55c
141bc338
15149796
hexf2aae

993966 has 16 divisors (see below), whose sum is σ = 2092800. Its totient is φ = 313848.

The previous prime is 993961. The next prime is 993977. The reversal of 993966 is 669399.

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 993966.

It is not an unprimeable number, because it can be changed into a prime (993961) by changing a digit.

993966 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, 4246 + ... + 4473.

It is an arithmetic number, because the mean of its divisors is an integer number (130800).

2993966 is an apocalyptic number.

993966 is an abundant number, since it is smaller than the sum of its proper divisors (1098834).

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

993966 is a wasteful number, since it uses less digits than its factorization.

993966 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8743.

The product of its digits is 78732, while the sum is 42.

The square root of 993966 is about 996.9784350727. The cubic root of 993966 is about 99.7984607589.

The spelling of 993966 in words is "nine hundred ninety-three thousand, nine hundred sixty-six".

Divisors: 1 2 3 6 19 38 57 114 8719 17438 26157 52314 165661 331322 496983 993966