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131483241 = 3214609249
BaseRepresentation
bin1111101011001…
…00011001101001
3100011102001002200
413311210121221
5232124430431
621014050413
73154406031
oct765443151
9304361080
10131483241
116824533a
1238049a09
1321317946
14136688c1
15b822ee6
hex7d64669

131483241 has 6 divisors (see below), whose sum is σ = 189920250. Its totient is φ = 87655488.

The previous prime is 131483213. The next prime is 131483257. The reversal of 131483241 is 142384131.

It can be written as a sum of positive squares in only one way, i.e., 128936025 + 2547216 = 11355^2 + 1596^2 .

It is not a de Polignac number, because 131483241 - 214 = 131466857 is a prime.

It is not an unprimeable number, because it can be changed into a prime (131483281) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7304616 + ... + 7304633.

It is an arithmetic number, because the mean of its divisors is an integer number (31653375).

Almost surely, 2131483241 is an apocalyptic number.

It is an amenable number.

131483241 is a deficient number, since it is larger than the sum of its proper divisors (58437009).

131483241 is a wasteful number, since it uses less digits than its factorization.

131483241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14609255 (or 14609252 counting only the distinct ones).

The product of its digits is 2304, while the sum is 27.

The square root of 131483241 is about 11466.6141907714. The cubic root of 131483241 is about 508.4990355675.

The spelling of 131483241 in words is "one hundred thirty-one million, four hundred eighty-three thousand, two hundred forty-one".

Divisors: 1 3 9 14609249 43827747 131483241