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47481030049 = 831792931907
BaseRepresentation
bin101100001110000101…
…110000010110100001
311112120000221020110111
4230032011300112201
51234220120430144
633451255131321
73300424045015
oct541605602641
9145500836414
1047481030049
1119155892702
129251373b41
134628c2ac6b
142425d82545
15137d66d534
hexb0e1705a1

47481030049 has 8 divisors (see below), whose sum is σ = 48057276960. Its totient is φ = 46904882976.

The previous prime is 47481030011. The next prime is 47481030067. The reversal of 47481030049 is 94003018474.

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

It is not a de Polignac number, because 47481030049 - 215 = 47480997281 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 47481029993 and 47481030020.

It is not an unprimeable number, because it can be changed into a prime (47481040049) 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, 1472154 + ... + 1504060.

It is an arithmetic number, because the mean of its divisors is an integer number (6007159620).

Almost surely, 247481030049 is an apocalyptic number.

It is an amenable number.

47481030049 is a deficient number, since it is larger than the sum of its proper divisors (576246911).

47481030049 is a wasteful number, since it uses less digits than its factorization.

47481030049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49919.

The product of its (nonzero) digits is 96768, while the sum is 40.

The spelling of 47481030049 in words is "forty-seven billion, four hundred eighty-one million, thirty thousand, forty-nine".

Divisors: 1 83 17929 31907 1488107 2648281 572060603 47481030049