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230363040 = 25354311161
BaseRepresentation
bin11011011101100…
…00111110100000
3121001110122200110
431232300332200
5432433104130
634505251320
75465024235
oct1556607640
9531418613
10230363040
11109041186
1265193b40
13389585bb
142284778c
1515355ab0
hexdbb0fa0

230363040 has 96 divisors (see below), whose sum is σ = 742585536. Its totient is φ = 59996160.

The previous prime is 230363017. The next prime is 230363041. The reversal of 230363040 is 40363032.

It is a tau number, because it is divible by the number of its divisors (96).

It is a junction number, because it is equal to n+sod(n) for n = 230362998 and 230363016.

It is not an unprimeable number, because it can be changed into a prime (230363041) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15060 + ... + 26220.

It is an arithmetic number, because the mean of its divisors is an integer number (7735266).

Almost surely, 2230363040 is an apocalyptic number.

230363040 is a gapful number since it is divisible by the number (20) 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 230363040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (371292768).

230363040 is an abundant number, since it is smaller than the sum of its proper divisors (512222496).

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

230363040 is a wasteful number, since it uses less digits than its factorization.

230363040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11222 (or 11214 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 21.

The square root of 230363040 is about 15177.7152430792. The cubic root of 230363040 is about 613.0147631472.

The spelling of 230363040 in words is "two hundred thirty million, three hundred sixty-three thousand, forty".

Divisors: 1 2 3 4 5 6 8 10 12 15 16 20 24 30 32 40 43 48 60 80 86 96 120 129 160 172 215 240 258 344 430 480 516 645 688 860 1032 1290 1376 1720 2064 2580 3440 4128 5160 6880 10320 11161 20640 22322 33483 44644 55805 66966 89288 111610 133932 167415 178576 223220 267864 334830 357152 446440 479923 535728 669660 892880 959846 1071456 1339320 1439769 1785760 1919692 2399615 2678640 2879538 3839384 4799230 5357280 5759076 7198845 7678768 9598460 11518152 14397690 15357536 19196920 23036304 28795380 38393840 46072608 57590760 76787680 115181520 230363040