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50400474 = 238400079
BaseRepresentation
bin1100000001000…
…0110011011010
310111211121110020
43000100303122
5100400303344
65000131310
71151253105
oct300206332
9114747406
1050400474
11264a4693
1214a66b36
13a598787
14699d73c
154658719
hex3010cda

50400474 has 8 divisors (see below), whose sum is σ = 100800960. Its totient is φ = 16800156.

The previous prime is 50400473. The next prime is 50400491. The reversal of 50400474 is 47400405.

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

50400474 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (50400473) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4200034 + ... + 4200045.

It is an arithmetic number, because the mean of its divisors is an integer number (12600120).

Almost surely, 250400474 is an apocalyptic number.

50400474 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

50400474 is a wasteful number, since it uses less digits than its factorization.

50400474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8400084.

The product of its (nonzero) digits is 2240, while the sum is 24.

The square root of 50400474 is about 7099.3291232341. The cubic root of 50400474 is about 369.3841080722.

Adding to 50400474 its reverse (47400405), we get a palindrome (97800879).

The spelling of 50400474 in words is "fifty million, four hundred thousand, four hundred seventy-four".

Divisors: 1 2 3 6 8400079 16800158 25200237 50400474