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50993025 = 352679907
BaseRepresentation
bin1100001010000…
…1011110000001
310112221201021120
43002201132001
5101023234100
65020542453
71156301466
oct302413601
9115851246
1050993025
11268698a6
12150b1a29
13a7453b5
146ab566d
1547240a0
hex30a1781

50993025 has 12 divisors (see below), whose sum is σ = 84308592. Its totient is φ = 27196240.

The previous prime is 50993009. The next prime is 50993027. The reversal of 50993025 is 52039905.

It is not a de Polignac number, because 50993025 - 24 = 50993009 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (50993027) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 339879 + ... + 340028.

It is an arithmetic number, because the mean of its divisors is an integer number (7025716).

Almost surely, 250993025 is an apocalyptic number.

It is an amenable number.

50993025 is a deficient number, since it is larger than the sum of its proper divisors (33315567).

50993025 is a wasteful number, since it uses less digits than its factorization.

50993025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 679920 (or 679915 counting only the distinct ones).

The product of its (nonzero) digits is 12150, while the sum is 33.

The square root of 50993025 is about 7140.9400641652. The cubic root of 50993025 is about 370.8260700790.

The spelling of 50993025 in words is "fifty million, nine hundred ninety-three thousand, twenty-five".

Divisors: 1 3 5 15 25 75 679907 2039721 3399535 10198605 16997675 50993025