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56351132200 = 23521125614151
BaseRepresentation
bin110100011110110010…
…100000101000101000
312101110012121010010101
4310132302200220220
51410401342212300
641515400155144
74033301502106
oct643662405050
9171405533111
1056351132200
1121997821740
12ab07a68ab4
1354107ca10c
142a28022c76
1516ec23bb6a
hexd1eca0a28

56351132200 has 48 divisors (see below), whose sum is σ = 142926968160. Its totient is φ = 20491320000.

The previous prime is 56351132183. The next prime is 56351132203. The reversal of 56351132200 is 223115365.

It is not an unprimeable number, because it can be changed into a prime (56351132203) 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, 12804876 + ... + 12809275.

It is an arithmetic number, because the mean of its divisors is an integer number (2977645170).

Almost surely, 256351132200 is an apocalyptic number.

56351132200 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

56351132200 is an abundant number, since it is smaller than the sum of its proper divisors (86575835960).

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

56351132200 is a wasteful number, since it uses less digits than its factorization.

56351132200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25614178 (or 25614169 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 28.

Adding to 56351132200 its reverse (223115365), we get a palindrome (56574247565).

The spelling of 56351132200 in words is "fifty-six billion, three hundred fifty-one million, one hundred thirty-two thousand, two hundred".

Divisors: 1 2 4 5 8 10 11 20 22 25 40 44 50 55 88 100 110 200 220 275 440 550 1100 2200 25614151 51228302 102456604 128070755 204913208 256141510 281755661 512283020 563511322 640353775 1024566040 1127022644 1280707550 1408778305 2254045288 2561415100 2817556610 5122830200 5635113220 7043891525 11270226440 14087783050 28175566100 56351132200