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79465052220 = 22357127185831
BaseRepresentation
bin100101000000001111…
…1000111100000111100
321121010001111220121020
41022000133013200330
52300221023132340
6100301123504140
75512134541041
oct1120037074074
9247101456536
1079465052220
1130778a4a984
1213498828050
137655364978
143bbbac71c8
1521015509d0
hex12807c783c

79465052220 has 48 divisors (see below), whose sum is σ = 222534563328. Its totient is φ = 21187593280.

The previous prime is 79465052189. The next prime is 79465052221. The reversal of 79465052220 is 2225056497.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (79465052221) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 334705 + ... + 520535.

It is an arithmetic number, because the mean of its divisors is an integer number (4636136736).

Almost surely, 279465052220 is an apocalyptic number.

It is an amenable number.

79465052220 is an abundant number, since it is smaller than the sum of its proper divisors (143069511108).

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

79465052220 is a wasteful number, since it uses less digits than its factorization.

79465052220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192970 (or 192968 counting only the distinct ones).

The product of its (nonzero) digits is 302400, while the sum is 42.

The spelling of 79465052220 in words is "seventy-nine billion, four hundred sixty-five million, fifty-two thousand, two hundred twenty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 7127 14254 21381 28508 35635 42762 71270 85524 106905 142540 185831 213810 371662 427620 557493 743324 929155 1114986 1858310 2229972 2787465 3716620 5574930 11149860 1324417537 2648835074 3973252611 5297670148 6622087685 7946505222 13244175370 15893010444 19866263055 26488350740 39732526110 79465052220