Search a number
-
+
49083805 = 5291672027
BaseRepresentation
bin1011101100111…
…1010110011101
310102100201022201
42323033112131
5100031140210
64512011501
71134130321
oct273172635
9112321281
1049083805
1125785431
1214530b91
13a227394
146739981
15449853a
hex2ecf59d

49083805 has 16 divisors (see below), whose sum is σ = 61326720. Its totient is φ = 37667392.

The previous prime is 49083787. The next prime is 49083809. The reversal of 49083805 is 50838094.

It is a cyclic number.

It is not a de Polignac number, because 49083805 - 25 = 49083773 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49083809) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23202 + ... + 25228.

It is an arithmetic number, because the mean of its divisors is an integer number (3832920).

Almost surely, 249083805 is an apocalyptic number.

It is an amenable number.

49083805 is a deficient number, since it is larger than the sum of its proper divisors (12242915).

49083805 is a wasteful number, since it uses less digits than its factorization.

49083805 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2228.

The product of its (nonzero) digits is 34560, while the sum is 37.

The square root of 49083805 is about 7005.9835141113. The cubic root of 49083805 is about 366.1390699471.

It can be divided in two parts, 4 and 9083805, that added together give a palindrome (9083809).

The spelling of 49083805 in words is "forty-nine million, eighty-three thousand, eight hundred five".

Divisors: 1 5 29 145 167 835 2027 4843 10135 24215 58783 293915 338509 1692545 9816761 49083805