Search a number
-
+
48572485 = 51317113389
BaseRepresentation
bin1011100101001…
…0100001000101
310101101201220221
42321102201011
544413304420
64453024341
71126600513
oct271224105
9111351827
1048572485
1125466255
12143250b1
13a0a8720
1466454b3
1543e6caa
hex2e52845

48572485 has 32 divisors (see below), whose sum is σ = 67223520. Its totient is φ = 33374208.

The previous prime is 48572473. The next prime is 48572501. The reversal of 48572485 is 58427584.

It is a happy number.

It can be written as a sum of positive squares in 16 ways, for example, as 33339076 + 15233409 = 5774^2 + 3903^2 .

It is a cyclic number.

It is not a de Polignac number, because 48572485 - 29 = 48571973 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 124671 + ... + 125059.

It is an arithmetic number, because the mean of its divisors is an integer number (2100735).

Almost surely, 248572485 is an apocalyptic number.

It is an amenable number.

48572485 is a deficient number, since it is larger than the sum of its proper divisors (18651035).

48572485 is a wasteful number, since it uses less digits than its factorization.

48572485 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 537.

The product of its digits is 358400, while the sum is 43.

The square root of 48572485 is about 6969.3963153203. The cubic root of 48572485 is about 364.8632376850.

It can be divided in two parts, 485724 and 85, that added together give a square (485809 = 6972).

The spelling of 48572485 in words is "forty-eight million, five hundred seventy-two thousand, four hundred eighty-five".

Divisors: 1 5 13 17 65 85 113 221 389 565 1105 1469 1921 1945 5057 6613 7345 9605 24973 25285 33065 43957 85969 124865 219785 429845 571441 747269 2857205 3736345 9714497 48572485