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207064 = 231113181
BaseRepresentation
bin110010100011011000
3101112001001
4302203120
523111224
64234344
71521454
oct624330
9345031
10207064
11131630
129b9b4
1373330
1455664
1541544
hex328d8

207064 has 32 divisors (see below), whose sum is σ = 458640. Its totient is φ = 86400.

The previous prime is 207061. The next prime is 207073. The reversal of 207064 is 460702.

It is a nialpdrome in base 13.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (207061) 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, 1054 + ... + 1234.

2207064 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 207064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (229320).

207064 is an abundant number, since it is smaller than the sum of its proper divisors (251576).

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

207064 is a wasteful number, since it uses less digits than its factorization.

207064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211 (or 207 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 19.

The square root of 207064 is about 455.0428551247. The cubic root of 207064 is about 59.1609128395.

Adding to 207064 its reverse (460702), we get a palindrome (667766).

The spelling of 207064 in words is "two hundred seven thousand, sixty-four".

Divisors: 1 2 4 8 11 13 22 26 44 52 88 104 143 181 286 362 572 724 1144 1448 1991 2353 3982 4706 7964 9412 15928 18824 25883 51766 103532 207064