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48388426580 = 22513223834571
BaseRepresentation
bin101101000100001011…
…001100101101010100
311121220021100202111102
4231010023030231110
51243044414122310
634121311525232
73332052560654
oct550413145524
9147807322442
1048388426580
111958100709a
129465229818
134741c141a0
1424b06a6364
1513d315b8a5
hexb442ccb54

48388426580 has 48 divisors (see below), whose sum is σ = 109923147264. Its totient is φ = 17786355840.

The previous prime is 48388426549. The next prime is 48388426613. The reversal of 48388426580 is 8562488384.

It is a happy number.

It is a congruent number.

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, 359306 + ... + 475265.

It is an arithmetic number, because the mean of its divisors is an integer number (2290065568).

Almost surely, 248388426580 is an apocalyptic number.

It is an amenable number.

48388426580 is an abundant number, since it is smaller than the sum of its proper divisors (61534720684).

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

48388426580 is a wasteful number, since it uses less digits than its factorization.

48388426580 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 834816 (or 834814 counting only the distinct ones).

The product of its (nonzero) digits is 11796480, while the sum is 56.

The spelling of 48388426580 in words is "forty-eight billion, three hundred eighty-eight million, four hundred twenty-six thousand, five hundred eighty".

Divisors: 1 2 4 5 10 13 20 26 52 65 130 223 260 446 892 1115 2230 2899 4460 5798 11596 14495 28990 57980 834571 1669142 3338284 4172855 8345710 10849423 16691420 21698846 43397692 54247115 108494230 186109333 216988460 372218666 744437332 930546665 1861093330 2419421329 3722186660 4838842658 9677685316 12097106645 24194213290 48388426580