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130202133 = 3172552983
BaseRepresentation
bin1111100001010…
…11101000010101
3100001222221202020
413300223220111
5231312432013
620530403353
73140462025
oct760535025
9301887666
10130202133
116754a876
1237730559
1320c897a9
1413413a85
15b66d623
hex7c2ba15

130202133 has 8 divisors (see below), whose sum is σ = 183814848. Its totient is φ = 81695424.

The previous prime is 130202131. The next prime is 130202147. The reversal of 130202133 is 331202031.

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

It is not a de Polignac number, because 130202133 - 21 = 130202131 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130202131) 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, 1276441 + ... + 1276542.

It is an arithmetic number, because the mean of its divisors is an integer number (22976856).

Almost surely, 2130202133 is an apocalyptic number.

It is an amenable number.

130202133 is a deficient number, since it is larger than the sum of its proper divisors (53612715).

130202133 is a wasteful number, since it uses less digits than its factorization.

130202133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2553003.

The product of its (nonzero) digits is 108, while the sum is 15.

The square root of 130202133 is about 11410.6149264621. The cubic root of 130202133 is about 506.8421210117.

Adding to 130202133 its reverse (331202031), we get a palindrome (461404164).

The spelling of 130202133 in words is "one hundred thirty million, two hundred two thousand, one hundred thirty-three".

Divisors: 1 3 17 51 2552983 7658949 43400711 130202133