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472408456388 = 221129680354421
BaseRepresentation
bin1101101111111011011…
…11001111110011000100
31200011100221212001220212
412313331233033303010
530214443031101023
61001004344414552
746062502424261
oct6677557176304
91604327761825
10472408456388
111723902923a0
1277680777458
1335717a426cb
1418c169da268
15c44d6a0e78
hex6dfdbcfcc4

472408456388 has 48 divisors (see below), whose sum is σ = 933123965760. Its totient is φ = 207292310400.

The previous prime is 472408456379. The next prime is 472408456463. The reversal of 472408456388 is 883654804274.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8653418 + ... + 8707838.

It is an arithmetic number, because the mean of its divisors is an integer number (19440082620).

Almost surely, 2472408456388 is an apocalyptic number.

It is an amenable number.

472408456388 is a deficient number, since it is larger than the sum of its proper divisors (460715509372).

472408456388 is a wasteful number, since it uses less digits than its factorization.

472408456388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61268 (or 61266 counting only the distinct ones).

The product of its (nonzero) digits is 41287680, while the sum is 59.

The spelling of 472408456388 in words is "four hundred seventy-two billion, four hundred eight million, four hundred fifty-six thousand, three hundred eighty-eight".

Divisors: 1 2 4 11 22 29 44 58 116 319 638 1276 6803 13606 27212 54421 74833 108842 149666 197287 217684 299332 394574 598631 789148 1197262 1578209 2170157 2394524 3156418 4340314 6312836 8680628 17360299 34720598 69441196 370226063 740452126 1480904252 4072486693 8144973386 10736555827 16289946772 21473111654 42946223308 118102114097 236204228194 472408456388