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50689670560 = 2552313774367
BaseRepresentation
bin101111001101010101…
…101111110110100000
311211211122120001202221
4233031111233312200
51312303023424220
635141515320424
73443065043044
oct571525576640
9154748501687
1050689670560
111a551aa7821
1299a7a50114
134a1a903609
14264c17a024
1514ba1c69aa
hexbcd56fda0

50689670560 has 48 divisors (see below), whose sum is σ = 124961066496. Its totient is φ = 19394307328.

The previous prime is 50689670557. The next prime is 50689670561. The reversal of 50689670560 is 6507698605.

It is a junction number, because it is equal to n+sod(n) for n = 50689670498 and 50689670507.

It is not an unprimeable number, because it can be changed into a prime (50689670561) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6883504 + ... + 6890863.

It is an arithmetic number, because the mean of its divisors is an integer number (2603355552).

Almost surely, 250689670560 is an apocalyptic number.

It is an amenable number.

50689670560 is an abundant number, since it is smaller than the sum of its proper divisors (74271395936).

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

50689670560 is a wasteful number, since it uses less digits than its factorization.

50689670560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13774405 (or 13774397 counting only the distinct ones).

The product of its (nonzero) digits is 2721600, while the sum is 52.

The spelling of 50689670560 in words is "fifty billion, six hundred eighty-nine million, six hundred seventy thousand, five hundred sixty".

Divisors: 1 2 4 5 8 10 16 20 23 32 40 46 80 92 115 160 184 230 368 460 736 920 1840 3680 13774367 27548734 55097468 68871835 110194936 137743670 220389872 275487340 316810441 440779744 550974680 633620882 1101949360 1267241764 1584052205 2203898720 2534483528 3168104410 5068967056 6336208820 10137934112 12672417640 25344835280 50689670560