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230230033312 = 2517423216973
BaseRepresentation
bin1101011001101011000…
…1111000001110100000
3211000021010102111020211
43112122301320032200
512233002342031222
6253433300343504
722430212664626
oct3263261701640
9730233374224
10230230033312
1189704940704
12387536a4b94
1318931255756
14b200cc9516
155ec738b277
hex359ac783a0

230230033312 has 24 divisors (see below), whose sum is σ = 479928048516. Its totient is φ = 108343544832.

The previous prime is 230230033289. The next prime is 230230033333. The reversal of 230230033312 is 213330032032.

It can be written as a sum of positive squares in 2 ways, for example, as 229130712976 + 1099320336 = 478676^2 + 33156^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 211607943 + ... + 211609030.

Almost surely, 2230230033312 is an apocalyptic number.

It is an amenable number.

230230033312 is an abundant number, since it is smaller than the sum of its proper divisors (249698015204).

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

230230033312 is a wasteful number, since it uses less digits than its factorization.

230230033312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 423217000 (or 423216992 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 22.

Adding to 230230033312 its reverse (213330032032), we get a palindrome (443560065344).

The spelling of 230230033312 in words is "two hundred thirty billion, two hundred thirty million, thirty-three thousand, three hundred twelve".

Divisors: 1 2 4 8 16 17 32 34 68 136 272 544 423216973 846433946 1692867892 3385735784 6771471568 7194688541 13542943136 14389377082 28778754164 57557508328 115115016656 230230033312