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49344025 = 521973761
BaseRepresentation
bin1011110000111…
…0111000011001
310102211221021111
42330032320121
5100113002100
64521340321
71136263063
oct274167031
9112757244
1049344025
1125942995
12146376a1
13a2b8963
1467a6733
1544ea6ba
hex2f0ee19

49344025 has 6 divisors (see below), whose sum is σ = 61186622. Its totient is φ = 39475200.

The previous prime is 49344019. The next prime is 49344037. The reversal of 49344025 is 52044394.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 4145296 + 45198729 = 2036^2 + 6723^2 .

It is not a de Polignac number, because 49344025 - 219 = 48819737 is a prime.

It is a super-3 number, since 3×493440253 (a number of 24 digits) contains 333 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 986856 + ... + 986905.

Almost surely, 249344025 is an apocalyptic number.

It is an amenable number.

49344025 is a deficient number, since it is larger than the sum of its proper divisors (11842597).

49344025 is a wasteful number, since it uses less digits than its factorization.

49344025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1973771 (or 1973766 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 31.

The square root of 49344025 is about 7024.5302334035. The cubic root of 49344025 is about 366.7849641253.

The spelling of 49344025 in words is "forty-nine million, three hundred forty-four thousand, twenty-five".

Divisors: 1 5 25 1973761 9868805 49344025