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48780761000 = 2353407911959
BaseRepresentation
bin101101011011100011…
…110101011110101000
311122220121121102010212
4231123203311132220
51244400333323000
634224245000252
73344555425046
oct553343653650
9148817542125
1048780761000
1119762516814
1295546b3088
1347a52a062a
14250a833396
151407808c35
hexb5b8f57a8

48780761000 has 64 divisors (see below), whose sum is σ = 114184512000. Its totient is φ = 19505889600.

The previous prime is 48780760999. The next prime is 48780761023. The reversal of 48780761000 is 16708784.

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, 4073021 + ... + 4084979.

It is an arithmetic number, because the mean of its divisors is an integer number (1784133000).

Almost surely, 248780761000 is an apocalyptic number.

48780761000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

48780761000 is an abundant number, since it is smaller than the sum of its proper divisors (65403751000).

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

48780761000 is a wasteful number, since it uses less digits than its factorization.

48780761000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16059 (or 16045 counting only the distinct ones).

The product of its (nonzero) digits is 75264, while the sum is 41.

The spelling of 48780761000 in words is "forty-eight billion, seven hundred eighty million, seven hundred sixty-one thousand".

Divisors: 1 2 4 5 8 10 20 25 40 50 100 125 200 250 500 1000 4079 8158 11959 16316 20395 23918 32632 40790 47836 59795 81580 95672 101975 119590 163160 203950 239180 298975 407900 478360 509875 597950 815800 1019750 1195900 1494875 2039500 2391800 2989750 4079000 5979500 11959000 48780761 97561522 195123044 243903805 390246088 487807610 975615220 1219519025 1951230440 2439038050 4878076100 6097595125 9756152200 12195190250 24390380500 48780761000