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49880073 = 319875089
BaseRepresentation
bin1011111001000…
…1110000001001
310110212011121010
42332101300021
5100232130243
64541034133
71143654645
oct276216011
9113764533
1049880073
1126179701
1214855949
13a445949
1468a5c25
1545a4433
hex2f91c09

49880073 has 8 divisors (see below), whose sum is σ = 70007200. Its totient is φ = 31503168.

The previous prime is 49880063. The next prime is 49880081. The reversal of 49880073 is 37008894.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 49880073 - 25 = 49880041 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (49880053) 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, 437488 + ... + 437601.

It is an arithmetic number, because the mean of its divisors is an integer number (8750900).

Almost surely, 249880073 is an apocalyptic number.

It is an amenable number.

49880073 is a deficient number, since it is larger than the sum of its proper divisors (20127127).

49880073 is a wasteful number, since it uses less digits than its factorization.

49880073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 875111.

The product of its (nonzero) digits is 48384, while the sum is 39.

The square root of 49880073 is about 7062.5826012869. The cubic root of 49880073 is about 368.1083708281.

The spelling of 49880073 in words is "forty-nine million, eight hundred eighty thousand, seventy-three".

Divisors: 1 3 19 57 875089 2625267 16626691 49880073