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49750072 = 236218759
BaseRepresentation
bin1011110111001…
…0000000111000
310110121120021021
42331302000320
5100214000242
64534152224
71142603641
oct275620070
9113546237
1049750072
112609aa69
12147b2674
13a3cb718
1468706c8
15457ab67
hex2f72038

49750072 has 8 divisors (see below), whose sum is σ = 93281400. Its totient is φ = 24875032.

The previous prime is 49750069. The next prime is 49750073. The reversal of 49750072 is 27005794.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49750073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3109372 + ... + 3109387.

It is an arithmetic number, because the mean of its divisors is an integer number (11660175).

Almost surely, 249750072 is an apocalyptic number.

It is an amenable number.

49750072 is a deficient number, since it is larger than the sum of its proper divisors (43531328).

49750072 is a wasteful number, since it uses less digits than its factorization.

49750072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6218765 (or 6218761 counting only the distinct ones).

The product of its (nonzero) digits is 17640, while the sum is 34.

The square root of 49750072 is about 7053.3730937758. The cubic root of 49750072 is about 367.7882958454.

The spelling of 49750072 in words is "forty-nine million, seven hundred fifty thousand, seventy-two".

Divisors: 1 2 4 8 6218759 12437518 24875036 49750072