Search a number
-
+
49077020 = 2253077993
BaseRepresentation
bin1011101100110…
…1101100011100
310102100101000102
42323031230130
5100030431040
64511520232
71134101456
oct273155434
9112311012
1049077020
1125780323
1214529078
13a224275
1467372d6
154496515
hex2ecdb1c

49077020 has 24 divisors (see below), whose sum is σ = 103410384. Its totient is φ = 19564416.

The previous prime is 49076971. The next prime is 49077029. The reversal of 49077020 is 2077094.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49077029) 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, 2144 + ... + 10136.

It is an arithmetic number, because the mean of its divisors is an integer number (4308766).

Almost surely, 249077020 is an apocalyptic number.

It is an amenable number.

49077020 is an abundant number, since it is smaller than the sum of its proper divisors (54333364).

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

49077020 is a wasteful number, since it uses less digits than its factorization.

49077020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8309 (or 8307 counting only the distinct ones).

The product of its (nonzero) digits is 3528, while the sum is 29.

The square root of 49077020 is about 7005.4992684319. The cubic root of 49077020 is about 366.1221983397.

The spelling of 49077020 in words is "forty-nine million, seventy-seven thousand, twenty".

Divisors: 1 2 4 5 10 20 307 614 1228 1535 3070 6140 7993 15986 31972 39965 79930 159860 2453851 4907702 9815404 12269255 24538510 49077020