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48940943209 = 187933917681
BaseRepresentation
bin101101100101000110…
…111000011101101001
311200022210000111211021
4231211012320131221
51300212340140314
634252210132441
73351542103424
oct554506703551
9150283014737
1048940943209
1119834983004
12959a281121
1347cc525cc2
142523c0c9bb
1514168ea324
hexb651b8769

48940943209 has 8 divisors (see below), whose sum is σ = 48987806720. Its totient is φ = 48894105600.

The previous prime is 48940943179. The next prime is 48940943239. The reversal of 48940943209 is 90234904984.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (48940943179) and next prime (48940943239).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 48940943209 - 215 = 48940910441 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (48940943239) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6367849 + ... + 6375529.

It is an arithmetic number, because the mean of its divisors is an integer number (6123475840).

Almost surely, 248940943209 is an apocalyptic number.

It is an amenable number.

48940943209 is a deficient number, since it is larger than the sum of its proper divisors (46863511).

48940943209 is a wasteful number, since it uses less digits than its factorization.

48940943209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12951.

The product of its (nonzero) digits is 2239488, while the sum is 52.

The spelling of 48940943209 in words is "forty-eight billion, nine hundred forty million, nine hundred forty-three thousand, two hundred nine".

Divisors: 1 1879 3391 7681 6371689 14432599 26046271 48940943209