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48942841691 = 101569851639
BaseRepresentation
bin101101100101001110…
…000111111101011011
311200022220120222001102
4231211032013331123
51300213331413231
634252314542015
73351564201362
oct554516077533
9150286528042
1048942841691
1119835a5a3a7
12959aa3790b
1347cca3c173
1425241847d9
151416b72acb
hexb65387f5b

48942841691 has 8 divisors (see below), whose sum is σ = 49514349600. Its totient is φ = 48373038400.

The previous prime is 48942841681. The next prime is 48942841693. The reversal of 48942841691 is 19614824984.

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 48942841691 - 214 = 48942825307 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (48942841693) 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, 368351 + ... + 483288.

It is an arithmetic number, because the mean of its divisors is an integer number (6189293700).

Almost surely, 248942841691 is an apocalyptic number.

48942841691 is a deficient number, since it is larger than the sum of its proper divisors (571507909).

48942841691 is a wasteful number, since it uses less digits than its factorization.

48942841691 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 852309.

The product of its digits is 3981312, while the sum is 56.

The spelling of 48942841691 in words is "forty-eight billion, nine hundred forty-two million, eight hundred forty-one thousand, six hundred ninety-one".

Divisors: 1 101 569 57469 851639 86015539 484582591 48942841691