Search a number
-
+
70446 = 2359199
BaseRepresentation
bin10001001100101110
310120122010
4101030232
54223241
61302050
7412245
oct211456
9116563
1070446
1148a22
1234926
13260ac
141b95c
1515d16
hex1132e

70446 has 16 divisors (see below), whose sum is σ = 144000. Its totient is φ = 22968.

The previous prime is 70439. The next prime is 70451. The reversal of 70446 is 64407.

It is a Curzon number.

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 70446.

It is an unprimeable number.

70446 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, 255 + ... + 453.

It is an arithmetic number, because the mean of its divisors is an integer number (9000).

270446 is an apocalyptic number.

70446 is an abundant number, since it is smaller than the sum of its proper divisors (73554).

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

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (72000).

70446 is a wasteful number, since it uses less digits than its factorization.

70446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 263.

The product of its (nonzero) digits is 672, while the sum is 21.

The square root of 70446 is about 265.4166535845. The cubic root of 70446 is about 41.3001960097.

The spelling of 70446 in words is "seventy thousand, four hundred forty-six".

Divisors: 1 2 3 6 59 118 177 199 354 398 597 1194 11741 23482 35223 70446