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230447274 = 231759149257
BaseRepresentation
bin11011011110001…
…01100010101010
3121001121221020020
431233011202222
5432443303044
634511141310
75465524641
oct1557054252
9531557206
10230447274
111090994a2
1265214836
1338987a45
142286a358
1515370a19
hexdbc58aa

230447274 has 64 divisors (see below), whose sum is σ = 501552000. Its totient is φ = 70320128.

The previous prime is 230447267. The next prime is 230447279. The reversal of 230447274 is 472744032.

230447274 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (230447279) 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, 896554 + ... + 896810.

It is an arithmetic number, because the mean of its divisors is an integer number (7836750).

Almost surely, 2230447274 is an apocalyptic number.

230447274 is an abundant number, since it is smaller than the sum of its proper divisors (271104726).

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

230447274 is a wasteful number, since it uses less digits than its factorization.

230447274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 487.

The product of its (nonzero) digits is 37632, while the sum is 33.

The square root of 230447274 is about 15180.4899130430. The cubic root of 230447274 is about 613.0894718809.

The spelling of 230447274 in words is "two hundred thirty million, four hundred forty-seven thousand, two hundred seventy-four".

Divisors: 1 2 3 6 17 34 51 59 102 118 149 177 257 298 354 447 514 771 894 1003 1542 2006 2533 3009 4369 5066 6018 7599 8738 8791 13107 15163 15198 17582 26214 26373 30326 38293 45489 52746 76586 90978 114879 149447 229758 257771 298894 448341 515542 650981 773313 896682 1301962 1546626 1952943 2259287 3905886 4518574 6777861 13555722 38407879 76815758 115223637 230447274