Search a number
-
+
47450620741 = 2316729123323
BaseRepresentation
bin101100001100010001…
…110000001101000101
311112110220201021201211
4230030101300031011
51234134324330431
633444251251421
73266604423106
oct541421601505
9145426637654
1047450620741
111913a702747
129243149b71
1346228418a4
142421d083ad
15137ab632b1
hexb0c470345

47450620741 has 8 divisors (see below), whose sum is σ = 49517052480. Its totient is φ = 45384469152.

The previous prime is 47450620717. The next prime is 47450620747. The reversal of 47450620741 is 14702605474.

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 47450620741 - 213 = 47450612549 is a prime.

It is a super-2 number, since 2×474506207412 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 47450620694 and 47450620703.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47450620747) 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, 323106 + ... + 446428.

It is an arithmetic number, because the mean of its divisors is an integer number (6189631560).

Almost surely, 247450620741 is an apocalyptic number.

It is an amenable number.

47450620741 is a deficient number, since it is larger than the sum of its proper divisors (2066431739).

47450620741 is a wasteful number, since it uses less digits than its factorization.

47450620741 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140075.

The product of its (nonzero) digits is 188160, while the sum is 40.

The spelling of 47450620741 in words is "forty-seven billion, four hundred fifty million, six hundred twenty thousand, seven hundred forty-one".

Divisors: 1 23 16729 123323 384767 2836429 2063070467 47450620741