Search a number
-
+
153207 = 3229587
BaseRepresentation
bin100101011001110111
321210011100
4211121313
514400312
63141143
71205445
oct453167
9253140
10153207
11a511a
12747b3
1354972
143db95
15305dc
hex25677

153207 has 12 divisors (see below), whose sum is σ = 229320. Its totient is φ = 98448.

The previous prime is 153191. The next prime is 153247. The reversal of 153207 is 702351.

It is not a de Polignac number, because 153207 - 24 = 153191 is a prime.

153207 is a lucky number.

It is a plaindrome in base 16.

It is a self number, because there is not a number n which added to its sum of digits gives 153207.

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 153207.

It is not an unprimeable number, because it can be changed into a prime (153247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 33 + ... + 554.

It is an arithmetic number, because the mean of its divisors is an integer number (19110).

2153207 is an apocalyptic number.

153207 is a deficient number, since it is larger than the sum of its proper divisors (76113).

153207 is a wasteful number, since it uses less digits than its factorization.

153207 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 622 (or 619 counting only the distinct ones).

The product of its (nonzero) digits is 210, while the sum is 18.

The square root of 153207 is about 391.4166577958. The cubic root of 153207 is about 53.5089221443.

Multiplying 153207 by its sum of digits (18), we get a triangular number (2757726 = T2348).

Adding to 153207 its reverse (702351), we get a palindrome (855558).

The spelling of 153207 in words is "one hundred fifty-three thousand, two hundred seven".

Divisors: 1 3 9 29 87 261 587 1761 5283 17023 51069 153207