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48923980680 = 2335407699839
BaseRepresentation
bin101101100100000110…
…001011001110001000
311200021121002201121110
4231210012023032020
51300144014340210
634250402410320
73351244655121
oct554406131610
9150247081543
1048923980680
1119826347893
1295946609a0
1347c8b672c3
142521875048
151415199420
hexb6418b388

48923980680 has 32 divisors (see below), whose sum is σ = 146771942400. Its totient is φ = 13046394816.

The previous prime is 48923980607. The next prime is 48923980681. The reversal of 48923980680 is 8608932984.

It is a self number, because there is not a number n which added to its sum of digits gives 48923980680.

It is not an unprimeable number, because it can be changed into a prime (48923980681) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 203849800 + ... + 203850039.

It is an arithmetic number, because the mean of its divisors is an integer number (4586623200).

Almost surely, 248923980680 is an apocalyptic number.

48923980680 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

48923980680 is an abundant number, since it is smaller than the sum of its proper divisors (97847961720).

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

48923980680 is a wasteful number, since it uses less digits than its factorization.

48923980680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 407699853 (or 407699849 counting only the distinct ones).

The product of its (nonzero) digits is 5971968, while the sum is 57.

The spelling of 48923980680 in words is "forty-eight billion, nine hundred twenty-three million, nine hundred eighty thousand, six hundred eighty".

Divisors: 1 2 3 4 5 6 8 10 12 15 20 24 30 40 60 120 407699839 815399678 1223099517 1630799356 2038499195 2446199034 3261598712 4076998390 4892398068 6115497585 8153996780 9784796136 12230995170 16307993560 24461990340 48923980680