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946 = 21143
BaseRepresentation
bin1110110010
31022001
432302
512241
64214
72521
oct1662
91261
10946
11790
1266a
1357a
144b8
15431
hex3b2

946 has 8 divisors (see below), whose sum is σ = 1584. Its totient is φ = 420.

The previous prime is 941. The next prime is 947. The reversal of 946 is 649.

It can be divided in two parts, 94 and 6, that added together give a square (100 = 102).

It is a happy number.

946 is a nontrivial binomial coefficient, being equal to C(44, 2).

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

It is a plaindrome in base 12 and base 13.

It is a nialpdrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (941) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1 + ... + 43.

It is an arithmetic number, because the mean of its divisors is an integer number (198).

946 is the 43-rd triangular number and also the 22-nd hexagonal number.

946 is the 15-th centered nonagonal number.

946 is a deficient number, since it is larger than the sum of its proper divisors (638).

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

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

The sum of its prime factors is 56.

The product of its digits is 216, while the sum is 19.

The square root of 946 is about 30.7571129985. The cubic root of 946 is about 9.8166591561.

The spelling of 946 in words is "nine hundred forty-six", and thus it is an aban number.

Divisors: 1 2 11 22 43 86 473 946