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133141253 = 735952981
BaseRepresentation
bin1111110111110…
…01001100000101
3100021112021110112
413323321030011
5233041010003
621113402405
73204452630
oct773711405
9307467415
10133141253
1169177aa3
1238709405
132177850b
141397ac17
15ba4e3d8
hex7ef9305

133141253 has 8 divisors (see below), whose sum is σ = 152588160. Its totient is φ = 113801040.

The previous prime is 133141219. The next prime is 133141279. The reversal of 133141253 is 352141331.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 133141253 - 226 = 66032389 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133141153) 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, 23978 + ... + 29003.

It is an arithmetic number, because the mean of its divisors is an integer number (19073520).

Almost surely, 2133141253 is an apocalyptic number.

It is an amenable number.

133141253 is a deficient number, since it is larger than the sum of its proper divisors (19446907).

133141253 is an equidigital number, since it uses as much as digits as its factorization.

133141253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53347.

The product of its digits is 1080, while the sum is 23.

The square root of 133141253 is about 11538.6850637323. The cubic root of 133141253 is about 510.6275154123.

Adding to 133141253 its reverse (352141331), we get a palindrome (485282584).

The spelling of 133141253 in words is "one hundred thirty-three million, one hundred forty-one thousand, two hundred fifty-three".

Divisors: 1 7 359 2513 52981 370867 19020179 133141253