Search a number
-
+
153140253 = 378981937
BaseRepresentation
bin10010010000010…
…11110000011101
3101200011022221020
421020023300131
5303200442003
623110154353
73536446020
oct1110136035
9350138836
10153140253
11794975a2
12433529b9
132595b346
14164a51b7
15d69ed53
hex920bc1d

153140253 has 16 divisors (see below), whose sum is σ = 235981440. Its totient is φ = 86524416.

The previous prime is 153140237. The next prime is 153140257. The reversal of 153140253 is 352041351.

It is not a de Polignac number, because 153140253 - 24 = 153140237 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (153140257) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 39100 + ... + 42837.

It is an arithmetic number, because the mean of its divisors is an integer number (14748840).

Almost surely, 2153140253 is an apocalyptic number.

It is an amenable number.

153140253 is a deficient number, since it is larger than the sum of its proper divisors (82841187).

153140253 is an equidigital number, since it uses as much as digits as its factorization.

153140253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82036.

The product of its (nonzero) digits is 1800, while the sum is 24.

The square root of 153140253 is about 12374.9849696878. The cubic root of 153140253 is about 535.0115035230.

The spelling of 153140253 in words is "one hundred fifty-three million, one hundred forty thousand, two hundred fifty-three".

Divisors: 1 3 7 21 89 267 623 1869 81937 245811 573559 1720677 7292393 21877179 51046751 153140253