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50378142468 = 2236185380683
BaseRepresentation
bin101110111010110001…
…010111001100000100
311211000221100210120110
4232322301113030010
51311133301024333
635050550233020
73432263100633
oct567261271404
9154027323513
1050378142468
111a40216a095
12991b655770
13499b1ca574
14261ca4551a
15149cb8c063
hexbbac57304

50378142468 has 48 divisors (see below), whose sum is σ = 119617580096. Its totient is φ = 16497855360.

The previous prime is 50378142457. The next prime is 50378142547. The reversal of 50378142468 is 86424187305.

50378142468 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×503781424682 (a number of 22 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 584055 + ... + 664737.

Almost surely, 250378142468 is an apocalyptic number.

It is an amenable number.

50378142468 is an abundant number, since it is smaller than the sum of its proper divisors (69239437628).

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

50378142468 is a wasteful number, since it uses less digits than its factorization.

50378142468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81604 (or 81602 counting only the distinct ones).

The product of its (nonzero) digits is 1290240, while the sum is 48.

The spelling of 50378142468 in words is "fifty billion, three hundred seventy-eight million, one hundred forty-two thousand, four hundred sixty-eight".

Divisors: 1 2 3 4 6 12 61 122 183 244 366 732 853 1706 2559 3412 5118 10236 52033 80683 104066 156099 161366 208132 242049 312198 322732 484098 624396 968196 4921663 9843326 14764989 19686652 29529978 59059956 68822599 137645198 206467797 275290396 412935594 825871188 4198178539 8396357078 12594535617 16792714156 25189071234 50378142468