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47032031100 = 22352971616221
BaseRepresentation
bin101011110011010100…
…111101011101111100
311111101202001201200210
4223303110331131330
51232310144443400
633334535352420
73253332445125
oct536324753574
9144352051623
1047032031100
1118a453a009a
129146b22710
134586bc1b02
1423c24a504c
15135402b950
hexaf353d77c

47032031100 has 72 divisors (see below), whose sum is σ = 137482308208. Its totient is φ = 12412569600.

The previous prime is 47032031093. The next prime is 47032031141. The reversal of 47032031100 is 113023074.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 779011 + ... + 837210.

Almost surely, 247032031100 is an apocalyptic number.

It is an amenable number.

47032031100 is an abundant number, since it is smaller than the sum of its proper divisors (90450277108).

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

47032031100 is a wasteful number, since it uses less digits than its factorization.

47032031100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1616335 (or 1616328 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 21.

Adding to 47032031100 its reverse (113023074), we get a palindrome (47145054174).

The spelling of 47032031100 in words is "forty-seven billion, thirty-two million, thirty-one thousand, one hundred".

Divisors: 1 2 3 4 5 6 10 12 15 20 25 30 50 60 75 97 100 150 194 291 300 388 485 582 970 1164 1455 1940 2425 2910 4850 5820 7275 9700 14550 29100 1616221 3232442 4848663 6464884 8081105 9697326 16162210 19394652 24243315 32324420 40405525 48486630 80811050 96973260 121216575 156773437 161622100 242433150 313546874 470320311 484866300 627093748 783867185 940640622 1567734370 1881281244 2351601555 3135468740 3919335925 4703203110 7838671850 9406406220 11758007775 15677343700 23516015550 47032031100