Search a number
-
+
49672053 = 325519117
BaseRepresentation
bin1011110101111…
…0111101110101
310110110121020200
42331132331311
5100204001203
64532351113
71142130324
oct275367565
9113417220
1049672053
1126047392
1214775499
13a3a2062
1468500bb
1545629a3
hex2f5ef75

49672053 has 6 divisors (see below), whose sum is σ = 71748534. Its totient is φ = 33114696.

The previous prime is 49672001. The next prime is 49672109. The reversal of 49672053 is 35027694.

It can be written as a sum of positive squares in only one way, i.e., 32182929 + 17489124 = 5673^2 + 4182^2 .

It is not a de Polignac number, because 49672053 - 26 = 49671989 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 49671999 and 49672017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49672153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2759550 + ... + 2759567.

It is an arithmetic number, because the mean of its divisors is an integer number (11958089).

Almost surely, 249672053 is an apocalyptic number.

It is an amenable number.

49672053 is a deficient number, since it is larger than the sum of its proper divisors (22076481).

49672053 is a wasteful number, since it uses less digits than its factorization.

49672053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5519123 (or 5519120 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 36.

The square root of 49672053 is about 7047.8403074985. The cubic root of 49672053 is about 367.5959377461.

The spelling of 49672053 in words is "forty-nine million, six hundred seventy-two thousand, fifty-three".

Divisors: 1 3 9 5519117 16557351 49672053