Search a number
-
+
4125047 = 291031381
BaseRepresentation
bin1111101111000101110111
321202120111112
433233011313
52024000142
6224225235
750030243
oct17570567
97676445
104125047
112368233
12146b21b
13b15774
14795423
15567382
hex3ef177

4125047 has 8 divisors (see below), whose sum is σ = 4311840. Its totient is φ = 3941280.

The previous prime is 4125013. The next prime is 4125053. The reversal of 4125047 is 7405214.

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 4125047 - 216 = 4059511 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4125097) 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, 2297 + ... + 3677.

It is an arithmetic number, because the mean of its divisors is an integer number (538980).

Almost surely, 24125047 is an apocalyptic number.

4125047 is a deficient number, since it is larger than the sum of its proper divisors (186793).

4125047 is a wasteful number, since it uses less digits than its factorization.

4125047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1513.

The product of its (nonzero) digits is 1120, while the sum is 23.

The square root of 4125047 is about 2031.0211717262. The cubic root of 4125047 is about 160.3773256050.

It can be divided in two parts, 412 and 5047, that multiplied together give a square (2079364 = 14422).

The spelling of 4125047 in words is "four million, one hundred twenty-five thousand, forty-seven".

Divisors: 1 29 103 1381 2987 40049 142243 4125047