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7214285793650 = 2521312787392923
BaseRepresentation
bin110100011111011010011…
…1100010010100101110010
3221112200022222111011122012
41220332310330102211302
51421144324130344100
623202110325442522
71343133504313325
oct150766474224562
927480288434565
107214285793650
11233161a288781
12986215870442
134043c551c130
141ad25d7467bc
15c79d7e0b135
hex68fb4f12972

7214285793650 has 48 divisors (see below), whose sum is σ = 14564555142144. Its totient is φ = 2642761961280.

The previous prime is 7214285793607. The next prime is 7214285793667. The reversal of 7214285793650 is 563975824127.

It is a self number, because there is not a number n which added to its sum of digits gives 7214285793650.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 43613912 + ... + 43779011.

It is an arithmetic number, because the mean of its divisors is an integer number (303428232128).

It is a 1-persistent number, because it is pandigital, but 2⋅7214285793650 = 14428571587300 is not.

Almost surely, 27214285793650 is an apocalyptic number.

7214285793650 is an abundant number, since it is smaller than the sum of its proper divisors (7350269348494).

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

7214285793650 is a wasteful number, since it uses less digits than its factorization.

7214285793650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 87393075 (or 87393070 counting only the distinct ones).

The product of its (nonzero) digits is 25401600, while the sum is 59.

The spelling of 7214285793650 in words is "seven trillion, two hundred fourteen billion, two hundred eighty-five million, seven hundred ninety-three thousand, six hundred fifty".

Divisors: 1 2 5 10 13 25 26 50 65 127 130 254 325 635 650 1270 1651 3175 3302 6350 8255 16510 41275 82550 87392923 174785846 436964615 873929230 1136107999 2184823075 2272215998 4369646150 5680539995 11098901221 11361079990 22197802442 28402699975 55494506105 56805399950 110989012210 144285715873 277472530525 288571431746 554945061050 721428579365 1442857158730 3607142896825 7214285793650