Base | Representation |
---|---|
bin | 1111101010110… |
… | …00011011011010 |
3 | 100011022112211102 |
4 | 13311120123122 |
5 | 232121343302 |
6 | 21013031402 |
7 | 3154113044 |
oct | 765303332 |
9 | 304275742 |
10 | 131434202 |
11 | 68211509 |
12 | 38025562 |
13 | 212cb523 |
14 | 13654a94 |
15 | b813702 |
hex | 7d586da |
131434202 has 8 divisors (see below), whose sum is σ = 197229396. Its totient is φ = 65691072.
The previous prime is 131434201. The next prime is 131434217. The reversal of 131434202 is 202434131.
It can be written as a sum of positive squares in 2 ways, for example, as 112763161 + 18671041 = 10619^2 + 4321^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (131434201) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5933 + ... + 17264.
Almost surely, 2131434202 is an apocalyptic number.
131434202 is a deficient number, since it is larger than the sum of its proper divisors (65795194).
131434202 is a wasteful number, since it uses less digits than its factorization.
131434202 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 26032.
The product of its (nonzero) digits is 576, while the sum is 20.
The square root of 131434202 is about 11464.4756530772. The cubic root of 131434202 is about 508.4358098038.
Adding to 131434202 its reverse (202434131), we get a palindrome (333868333).
The spelling of 131434202 in words is "one hundred thirty-one million, four hundred thirty-four thousand, two hundred two".
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