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612080 = 24571093
BaseRepresentation
bin10010101011011110000
31011002121122
42111123300
5124041310
621041412
75126330
oct2253360
91132548
10612080
11388957
12256268
131857a1
1411d0c0
15c1555
hex956f0

612080 has 40 divisors (see below), whose sum is σ = 1627872. Its totient is φ = 209664.

The previous prime is 612071. The next prime is 612083. The reversal of 612080 is 80216.

612080 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (612083) by changing a digit.

612080 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, 14 + ... + 1106.

2612080 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 612080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (813936).

612080 is an abundant number, since it is smaller than the sum of its proper divisors (1015792).

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

612080 is a wasteful number, since it uses less digits than its factorization.

612080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1113 (or 1107 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 612080 is about 782.3554179527. The cubic root of 612080 is about 84.9055467535.

Adding to 612080 its reverse (80216), we get a palindrome (692296).

The spelling of 612080 in words is "six hundred twelve thousand, eighty".

Divisors: 1 2 4 5 7 8 10 14 16 20 28 35 40 56 70 80 112 140 280 560 1093 2186 4372 5465 7651 8744 10930 15302 17488 21860 30604 38255 43720 61208 76510 87440 122416 153020 306040 612080