Search a number
-
+
36484931 = 75212133
BaseRepresentation
bin1000101100101…
…1011101000011
32112122121220202
42023023131003
533320004211
63341555415
7622055030
oct213133503
975577822
1036484931
111965a73a
1210275b6b
137735922
144bba387
15330a53b
hex22cb743

36484931 has 4 divisors (see below), whose sum is σ = 41697072. Its totient is φ = 31272792.

The previous prime is 36484919. The next prime is 36484933. The reversal of 36484931 is 13948463.

36484931 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 13948463 = 14519613.

It is a cyclic number.

It is not a de Polignac number, because 36484931 - 210 = 36483907 is a prime.

It is a super-2 number, since 2×364849312 = 2662300380149522, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (36484933) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2606060 + ... + 2606073.

It is an arithmetic number, because the mean of its divisors is an integer number (10424268).

Almost surely, 236484931 is an apocalyptic number.

36484931 is a deficient number, since it is larger than the sum of its proper divisors (5212141).

36484931 is an equidigital number, since it uses as much as digits as its factorization.

36484931 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5212140.

The product of its digits is 62208, while the sum is 38.

The square root of 36484931 is about 6040.2757387391. The cubic root of 36484931 is about 331.6687162094.

The spelling of 36484931 in words is "thirty-six million, four hundred eighty-four thousand, nine hundred thirty-one".

Divisors: 1 7 5212133 36484931