Search a number
-
+
47016048872 = 23131973325939
BaseRepresentation
bin101011110010010111…
…111111100011101000
311111100121222202012102
4223302113333203220
51232242102030442
633333205032532
73253046551532
oct536227774350
9144317882172
1047016048872
1118a37374441
1291416b5748
1345837b7380
1423c0304852
151352921232
hexaf25ff8e8

47016048872 has 64 divisors (see below), whose sum is σ = 101302152000. Its totient is φ = 20275951104.

The previous prime is 47016048869. The next prime is 47016048883. The reversal of 47016048872 is 27884061074.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18722 + ... + 307217.

It is an arithmetic number, because the mean of its divisors is an integer number (1582846125).

Almost surely, 247016048872 is an apocalyptic number.

It is an amenable number.

47016048872 is an abundant number, since it is smaller than the sum of its proper divisors (54286103128).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

47016048872 is a wasteful number, since it uses less digits than its factorization.

47016048872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 326050 (or 326046 counting only the distinct ones).

The product of its (nonzero) digits is 602112, while the sum is 47.

The spelling of 47016048872 in words is "forty-seven billion, sixteen million, forty-eight thousand, eight hundred seventy-two".

Divisors: 1 2 4 8 13 19 26 38 52 73 76 104 146 152 247 292 494 584 949 988 1387 1898 1976 2774 3796 5548 7592 11096 18031 36062 72124 144248 325939 651878 1303756 2607512 4237207 6192841 8474414 12385682 16948828 23793547 24771364 33897656 47587094 49542728 80506933 95174188 161013866 190348376 309316111 322027732 452077393 618632222 644055464 904154786 1237264444 1808309572 2474528888 3616619144 5877006109 11754012218 23508024436 47016048872