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48540784884 = 223231131556393
BaseRepresentation
bin101101001101010000…
…011001100011110100
311122021220001100210120
4231031100121203310
51243402420104014
634144353251540
73335612602164
oct551520314364
9148256040716
1048540784884
111964a00a149
1294a8263bb0
13476765a627
1424c6a065a4
1513e1704ba9
hexb4d4198f4

48540784884 has 48 divisors (see below), whose sum is σ = 119232231552. Its totient is φ = 15339799552.

The previous prime is 48540784883. The next prime is 48540784889. The reversal of 48540784884 is 48848704584.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48540784883) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 747009 + ... + 809384.

It is an arithmetic number, because the mean of its divisors is an integer number (2484004824).

Almost surely, 248540784884 is an apocalyptic number.

It is an amenable number.

48540784884 is an abundant number, since it is smaller than the sum of its proper divisors (70691446668).

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

48540784884 is a wasteful number, since it uses less digits than its factorization.

48540784884 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1556536 (or 1556534 counting only the distinct ones).

The product of its (nonzero) digits is 36700160, while the sum is 60.

The spelling of 48540784884 in words is "forty-eight billion, five hundred forty million, seven hundred eighty-four thousand, eight hundred eighty-four".

Divisors: 1 2 3 4 6 12 23 46 69 92 113 138 226 276 339 452 678 1356 2599 5198 7797 10396 15594 31188 1556393 3112786 4669179 6225572 9338358 18676716 35797039 71594078 107391117 143188156 175872409 214782234 351744818 429564468 527617227 703489636 1055234454 2110468908 4045065407 8090130814 12135196221 16180261628 24270392442 48540784884