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50223069 = 32133161227
BaseRepresentation
bin1011111110010…
…1011111011101
310111111121002200
42333211133131
5100324114234
64552242113
71146613641
oct277453735
9114447080
1050223069
1126393376
12149a0339
13a535ac0
146954c21
154620d99
hex2fe57dd

50223069 has 48 divisors (see below), whose sum is σ = 82328064. Its totient is φ = 29289600.

The previous prime is 50223037. The next prime is 50223091. The reversal of 50223069 is 96032205.

It is not a de Polignac number, because 50223069 - 25 = 50223037 is a prime.

It is a super-2 number, since 2×502230692 = 5044713319557522, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50223029) 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 47 ways as a sum of consecutive naturals, for example, 221134 + ... + 221360.

It is an arithmetic number, because the mean of its divisors is an integer number (1715168).

Almost surely, 250223069 is an apocalyptic number.

It is an amenable number.

50223069 is a deficient number, since it is larger than the sum of its proper divisors (32104995).

50223069 is a wasteful number, since it uses less digits than its factorization.

50223069 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 338 (or 335 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 27.

The square root of 50223069 is about 7086.8236185191. The cubic root of 50223069 is about 368.9501992853.

The spelling of 50223069 in words is "fifty million, two hundred twenty-three thousand, sixty-nine".

Divisors: 1 3 9 13 31 39 61 93 117 183 227 279 403 549 681 793 1209 1891 2043 2379 2951 3627 5673 7037 7137 8853 13847 17019 21111 24583 26559 41541 63333 73749 91481 124623 180011 221247 274443 429257 540033 823329 1287771 1620099 3863313 5580341 16741023 50223069