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133450200253 = 374187969809
BaseRepresentation
bin111110001001001000…
…0000111010010111101
3110202110101002120121101
41330102100013102331
54141301222402003
6141150044533101
712433006662136
oct1742220072275
9422411076541
10133450200253
11516611826a7
1221a44251191
13c779925c46
14665d7c2c8d
153710bd511d
hex1f124074bd

133450200253 has 8 divisors (see below), whose sum is σ = 140399816760. Its totient is φ = 126676523520.

The previous prime is 133450200227. The next prime is 133450200313. The reversal of 133450200253 is 352002054331.

It can be written as a sum of positive squares in 4 ways, for example, as 6587432569 + 126862767684 = 81163^2 + 356178^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-133450200253 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 (133450200553) 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, 43983388 + ... + 43986421.

It is an arithmetic number, because the mean of its divisors is an integer number (17549977095).

Almost surely, 2133450200253 is an apocalyptic number.

It is an amenable number.

133450200253 is a deficient number, since it is larger than the sum of its proper divisors (6949616507).

133450200253 is an equidigital number, since it uses as much as digits as its factorization.

133450200253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87969887.

The product of its (nonzero) digits is 10800, while the sum is 28.

Adding to 133450200253 its reverse (352002054331), we get a palindrome (485452254584).

The spelling of 133450200253 in words is "one hundred thirty-three billion, four hundred fifty million, two hundred thousand, two hundred fifty-three".

Divisors: 1 37 41 1517 87969809 3254882933 3606762169 133450200253