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51452542300 = 2252618434843
BaseRepresentation
bin101111111010110011…
…110111110101011100
311220210211000222001211
4233322303313311130
51320333322323200
635345330314204
73501020251645
oct577263676534
9156724028054
1051452542300
111a903689635
129b7b428964
134b0c986b03
1426c15dc6cc
151512167aba
hexbfacf7d5c

51452542300 has 36 divisors (see below), whose sum is σ = 113482391176. Its totient is φ = 20243620800.

The previous prime is 51452542291. The next prime is 51452542301. The reversal of 51452542300 is 324525415.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51452542301) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4211322 + ... + 4223521.

Almost surely, 251452542300 is an apocalyptic number.

51452542300 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

51452542300 is an abundant number, since it is smaller than the sum of its proper divisors (62029848876).

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

51452542300 is a wasteful number, since it uses less digits than its factorization.

51452542300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8434918 (or 8434911 counting only the distinct ones).

The product of its (nonzero) digits is 24000, while the sum is 31.

The spelling of 51452542300 in words is "fifty-one billion, four hundred fifty-two million, five hundred forty-two thousand, three hundred".

Divisors: 1 2 4 5 10 20 25 50 61 100 122 244 305 610 1220 1525 3050 6100 8434843 16869686 33739372 42174215 84348430 168696860 210871075 421742150 514525423 843484300 1029050846 2058101692 2572627115 5145254230 10290508460 12863135575 25726271150 51452542300