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55032214500 = 22325312229381
BaseRepresentation
bin110011010000001011…
…001111001111100100
312021001021211011011200
4303100023033033210
51400201221331000
641140443202500
73655515051024
oct632013171744
9167037734150
1055032214500
112138028330a
12a7ba216430
13526049a543
142940bb9a84
151671561500
hexcd02cf3e4

55032214500 has 72 divisors (see below), whose sum is σ = 173608306872. Its totient is φ = 14675256000.

The previous prime is 55032214459. The next prime is 55032214519. The reversal of 55032214500 is 541223055.

It is a happy number.

55032214500 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 118853604 + 54913360896 = 10902^2 + 234336^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6110191 + ... + 6119190.

Almost surely, 255032214500 is an apocalyptic number.

55032214500 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

55032214500 is an abundant number, since it is smaller than the sum of its proper divisors (118576092372).

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

55032214500 is a wasteful number, since it uses less digits than its factorization.

55032214500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12229406 (or 12229391 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 27.

Adding to 55032214500 its reverse (541223055), we get a palindrome (55573437555).

The spelling of 55032214500 in words is "fifty-five billion, thirty-two million, two hundred fourteen thousand, five hundred".

Divisors: 1 2 3 4 5 6 9 10 12 15 18 20 25 30 36 45 50 60 75 90 100 125 150 180 225 250 300 375 450 500 750 900 1125 1500 2250 4500 12229381 24458762 36688143 48917524 61146905 73376286 110064429 122293810 146752572 183440715 220128858 244587620 305734525 366881430 440257716 550322145 611469050 733762860 917203575 1100644290 1222938100 1528672625 1834407150 2201288580 2751610725 3057345250 3668814300 4586017875 5503221450 6114690500 9172035750 11006442900 13758053625 18344071500 27516107250 55032214500