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49701380 = 2252485069
BaseRepresentation
bin1011110110011…
…0001000000100
310110112002110212
42331212020010
5100210421010
64533134552
71142311661
oct275461004
9113462425
1049701380
1126067423
121478a458
13a3b2501
14685aa68
15456b505
hex2f66204

49701380 has 12 divisors (see below), whose sum is σ = 104372940. Its totient is φ = 19880544.

The previous prime is 49701347. The next prime is 49701383. The reversal of 49701380 is 8310794.

It can be written as a sum of positive squares in 2 ways, for example, as 6431296 + 43270084 = 2536^2 + 6578^2 .

It is not an unprimeable number, because it can be changed into a prime (49701383) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 1242515 + ... + 1242554.

It is an arithmetic number, because the mean of its divisors is an integer number (8697745).

Almost surely, 249701380 is an apocalyptic number.

It is an amenable number.

49701380 is an abundant number, since it is smaller than the sum of its proper divisors (54671560).

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

49701380 is a wasteful number, since it uses less digits than its factorization.

49701380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2485078 (or 2485076 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 32.

The square root of 49701380 is about 7049.9205669284. The cubic root of 49701380 is about 367.6682679228.

The spelling of 49701380 in words is "forty-nine million, seven hundred one thousand, three hundred eighty".

Divisors: 1 2 4 5 10 20 2485069 4970138 9940276 12425345 24850690 49701380