Search a number
-
+
472702320 = 243252922639
BaseRepresentation
bin11100001011001…
…101110101110000
31012221110202200100
4130023031311300
51432002433240
6114523352400
714466621606
oct3413156560
91187422610
10472702320
11222912282
12112382700
1376c1811c
1446acb876
152b774e30
hex1c2cdd70

472702320 has 120 divisors (see below), whose sum is σ = 1642305600. Its totient is φ = 121701888.

The previous prime is 472702301. The next prime is 472702327. The reversal of 472702320 is 23207274.

472702320 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (120).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (472702327) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9561 + ... + 32199.

It is an arithmetic number, because the mean of its divisors is an integer number (13685880).

Almost surely, 2472702320 is an apocalyptic number.

472702320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 472702320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (821152800).

472702320 is an abundant number, since it is smaller than the sum of its proper divisors (1169603280).

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

472702320 is a wasteful number, since it uses less digits than its factorization.

472702320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22687 (or 22678 counting only the distinct ones).

The product of its (nonzero) digits is 4704, while the sum is 27.

The square root of 472702320 is about 21741.7184233446. The cubic root of 472702320 is about 778.9852682404.

Adding to 472702320 its reverse (23207274), we get a palindrome (495909594).

The spelling of 472702320 in words is "four hundred seventy-two million, seven hundred two thousand, three hundred twenty".

Divisors: 1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 29 30 36 40 45 48 58 60 72 80 87 90 116 120 144 145 174 180 232 240 261 290 348 360 435 464 522 580 696 720 870 1044 1160 1305 1392 1740 2088 2320 2610 3480 4176 5220 6960 10440 20880 22639 45278 67917 90556 113195 135834 181112 203751 226390 271668 339585 362224 407502 452780 543336 656531 679170 815004 905560 1018755 1086672 1313062 1358340 1630008 1811120 1969593 2037510 2626124 2716680 3260016 3282655 3939186 4075020 5252248 5433360 5908779 6565310 7878372 8150040 9847965 10504496 11817558 13130620 15756744 16300080 19695930 23635116 26261240 29543895 31513488 39391860 47270232 52522480 59087790 78783720 94540464 118175580 157567440 236351160 472702320