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48663767660 = 22514931629731
BaseRepresentation
bin101101010100100101…
…100010101001101100
311122121110110112110012
4231110211202221230
51244130411031120
634204505232352
73341635125434
oct552445425154
9148543415405
1048663767660
1119702478a02
1295214926b8
134786c8a0c1
1424d909b2c4
1513ec3e91c5
hexb54962a6c

48663767660 has 24 divisors (see below), whose sum is σ = 102262423536. Its totient is φ = 19452457280.

The previous prime is 48663767641. The next prime is 48663767681. The reversal of 48663767660 is 6676736684.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 48663767660.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 785006 + ... + 844725.

It is an arithmetic number, because the mean of its divisors is an integer number (4260934314).

Almost surely, 248663767660 is an apocalyptic number.

It is an amenable number.

48663767660 is an abundant number, since it is smaller than the sum of its proper divisors (53598655876).

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

48663767660 is a wasteful number, since it uses less digits than its factorization.

48663767660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1631233 (or 1631231 counting only the distinct ones).

The product of its (nonzero) digits is 36578304, while the sum is 59.

The spelling of 48663767660 in words is "forty-eight billion, six hundred sixty-three million, seven hundred sixty-seven thousand, six hundred sixty".

Divisors: 1 2 4 5 10 20 1493 2986 5972 7465 14930 29860 1629731 3259462 6518924 8148655 16297310 32594620 2433188383 4866376766 9732753532 12165941915 24331883830 48663767660