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32312332230 = 2352395349139
BaseRepresentation
bin11110000101111101…
…110000111111000110
310002101220100112212120
4132011331300333012
51012133424112410
622502153230410
72222505202143
oct360575607706
9102356315776
1032312332230
1112781518502
126319402406
13307c467519
1417c75a73ca
15c91b34570
hex785f70fc6

32312332230 has 64 divisors (see below), whose sum is σ = 81007879680. Its totient is φ = 8233170176.

The previous prime is 32312332193. The next prime is 32312332231. The reversal of 32312332230 is 3223321323.

It is a self number, because there is not a number n which added to its sum of digits gives 32312332230.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32312332231) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 633001 + ... + 682139.

It is an arithmetic number, because the mean of its divisors is an integer number (1265748120).

Almost surely, 232312332230 is an apocalyptic number.

32312332230 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 32312332230, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (40503939840).

32312332230 is an abundant number, since it is smaller than the sum of its proper divisors (48695547450).

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

32312332230 is a wasteful number, since it uses less digits than its factorization.

32312332230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50125.

The product of its (nonzero) digits is 3888, while the sum is 24.

Adding to 32312332230 its reverse (3223321323), we get a palindrome (35535653553).

The spelling of 32312332230 in words is "thirty-two billion, three hundred twelve million, three hundred thirty-two thousand, two hundred thirty".

Divisors: 1 2 3 5 6 10 15 23 30 46 69 115 138 230 345 690 953 1906 2859 4765 5718 9530 14295 21919 28590 43838 49139 65757 98278 109595 131514 147417 219190 245695 294834 328785 491390 657570 737085 1130197 1474170 2260394 3390591 5650985 6781182 11301970 16952955 33905910 46829467 93658934 140488401 234147335 280976802 468294670 702442005 1077077741 1404884010 2154155482 3231233223 5385388705 6462466446 10770777410 16156166115 32312332230