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49068018 = 235175939
BaseRepresentation
bin1011101100101…
…1011111110010
310102022220200000
42323023133302
5100030134033
64511410430
71134033306
oct273133762
9112286600
1049068018
112577458a
1214523a16
13a22013c
146733d06
154493a13
hex2ecb7f2

49068018 has 48 divisors (see below), whose sum is σ = 116756640. Its totient is φ = 15391296.

The previous prime is 49068011. The next prime is 49068043. The reversal of 49068018 is 81086094.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (49068011) 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 23 ways as a sum of consecutive naturals, for example, 5293 + ... + 11231.

It is an arithmetic number, because the mean of its divisors is an integer number (2432430).

Almost surely, 249068018 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 49068018, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (58378320).

49068018 is an abundant number, since it is smaller than the sum of its proper divisors (67688622).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

49068018 is a wasteful number, since it uses less digits than its factorization.

49068018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5973 (or 5961 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 36.

The square root of 49068018 is about 7004.8567437172. The cubic root of 49068018 is about 366.0998115310.

The spelling of 49068018 in words is "forty-nine million, sixty-eight thousand, eighteen".

Divisors: 1 2 3 6 9 17 18 27 34 51 54 81 102 153 162 243 306 459 486 918 1377 2754 4131 5939 8262 11878 17817 35634 53451 100963 106902 160353 201926 302889 320706 481059 605778 908667 962118 1443177 1817334 2726001 2886354 5452002 8178003 16356006 24534009 49068018