Search a number
-
+
39130541 = 298915161
BaseRepresentation
bin1001010101000…
…1010110101101
32201122001000022
42111101112231
540004134131
63514411525
7653414132
oct225212655
981561008
1039130541
11200a739a
1211130ba5
138150b88
1452a8589
15367e37b
hex25515ad

39130541 has 8 divisors (see below), whose sum is σ = 40937400. Its totient is φ = 37354240.

The previous prime is 39130537. The next prime is 39130543. The reversal of 39130541 is 14503193.

39130541 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 2709316 + 36421225 = 1646^2 + 6035^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 39130541 - 22 = 39130537 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 39130541.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39130543) 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 7 ways as a sum of consecutive naturals, for example, 5000 + ... + 10161.

It is an arithmetic number, because the mean of its divisors is an integer number (5117175).

Almost surely, 239130541 is an apocalyptic number.

It is an amenable number.

39130541 is a deficient number, since it is larger than the sum of its proper divisors (1806859).

39130541 is a wasteful number, since it uses less digits than its factorization.

39130541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15279.

The product of its (nonzero) digits is 1620, while the sum is 26.

The square root of 39130541 is about 6255.4409117184. The cubic root of 39130541 is about 339.4990922692.

The spelling of 39130541 in words is "thirty-nine million, one hundred thirty thousand, five hundred forty-one".

Divisors: 1 29 89 2581 15161 439669 1349329 39130541