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50100350023 = 61781199919
BaseRepresentation
bin101110101010001101…
…101010110001000111
311210022120122110222101
4232222031222301013
51310101142200043
635003224212531
73422350643263
oct565215526107
9153276573871
1050100350023
111a27a383559
12986260a147
1349557a6939
1425d3bb30a3
1514835b824d
hexbaa36ac47

50100350023 has 4 divisors (see below), whose sum is σ = 50181550560. Its totient is φ = 50019149488.

The previous prime is 50100349991. The next prime is 50100350029. The reversal of 50100350023 is 32005300105.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 32005300105 = 56401060021.

It is a cyclic number.

It is not a de Polignac number, because 50100350023 - 25 = 50100349991 is a prime.

It is a super-2 number, since 2×501003500232 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50100350029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40599343 + ... + 40600576.

It is an arithmetic number, because the mean of its divisors is an integer number (12545387640).

Almost surely, 250100350023 is an apocalyptic number.

50100350023 is a deficient number, since it is larger than the sum of its proper divisors (81200537).

50100350023 is an equidigital number, since it uses as much as digits as its factorization.

50100350023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81200536.

The product of its (nonzero) digits is 450, while the sum is 19.

Adding to 50100350023 its reverse (32005300105), we get a palindrome (82105650128).

The spelling of 50100350023 in words is "fifty billion, one hundred million, three hundred fifty thousand, twenty-three".

Divisors: 1 617 81199919 50100350023