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47084419261 = 116316783521
BaseRepresentation
bin101011110110011100…
…110011100010111101
311111112101122022202001
4223312130303202331
51232412102404021
633344050302301
73254536650235
oct536634634275
9144471568661
1047084419261
1118a71a220a0
129160587991
134594a05219
1423c9420cc5
151358929091
hexaf67338bd

47084419261 has 8 divisors (see below), whose sum is σ = 51446230848. Its totient is φ = 42736176000.

The previous prime is 47084419237. The next prime is 47084419273. The reversal of 47084419261 is 16291448074.

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 47084419261 - 27 = 47084419133 is a prime.

It is a super-2 number, since 2×470844192612 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47084411261) 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, 3384820 + ... + 3398701.

It is an arithmetic number, because the mean of its divisors is an integer number (6430778856).

Almost surely, 247084419261 is an apocalyptic number.

It is an amenable number.

47084419261 is a deficient number, since it is larger than the sum of its proper divisors (4361811587).

47084419261 is a wasteful number, since it uses less digits than its factorization.

47084419261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6784163.

The product of its (nonzero) digits is 387072, while the sum is 46.

The spelling of 47084419261 in words is "forty-seven billion, eighty-four million, four hundred nineteen thousand, two hundred sixty-one".

Divisors: 1 11 631 6941 6783521 74618731 4280401751 47084419261