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230566070 = 25721789311
BaseRepresentation
bin11011011111000…
…10100010110110
3121001211222012002
431233202202312
5433011103240
634513455302
75466531200
oct1557424266
9531758162
10230566070
1110916a779
1265271532
13389c9b37
142289b770
1515395d15
hexdbe28b6

230566070 has 96 divisors (see below), whose sum is σ = 518581440. Its totient is φ = 73328640.

The previous prime is 230566069. The next prime is 230566079. The reversal of 230566070 is 70665032.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230566079) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 741215 + ... + 741525.

It is an arithmetic number, because the mean of its divisors is an integer number (5401890).

Almost surely, 2230566070 is an apocalyptic number.

230566070 is an abundant number, since it is smaller than the sum of its proper divisors (288015370).

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

230566070 is a wasteful number, since it uses less digits than its factorization.

230566070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 438 (or 431 counting only the distinct ones).

The product of its (nonzero) digits is 7560, while the sum is 29.

The square root of 230566070 is about 15184.4021943572. The cubic root of 230566070 is about 613.1948033726.

The spelling of 230566070 in words is "two hundred thirty million, five hundred sixty-six thousand, seventy".

Divisors: 1 2 5 7 10 14 17 34 35 49 70 85 89 98 119 170 178 238 245 311 445 490 595 622 623 833 890 1190 1246 1513 1555 1666 2177 3026 3110 3115 4165 4354 4361 5287 6230 7565 8330 8722 10574 10591 10885 15130 15239 21182 21770 21805 26435 27679 30478 37009 43610 52870 52955 55358 74018 74137 76195 105910 138395 148274 152390 185045 193753 259063 276790 370090 370685 387506 470543 518126 741370 941086 968765 1295315 1356271 1937530 2352715 2590630 2712542 3293801 4705430 6587602 6781355 13562710 16469005 23056607 32938010 46113214 115283035 230566070