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230227970 = 2572641733
BaseRepresentation
bin11011011100100…
…00000000000010
3121001012210101212
431232100000002
5432414243340
634502330122
75463622400
oct1556200002
9531183355
10230227970
11108a59755
1265129942
133890bc8b
1422810470
151532aa65
hexdb90002

230227970 has 48 divisors (see below), whose sum is σ = 483479928. Its totient is φ = 78704640.

The previous prime is 230227967. The next prime is 230227981. The reversal of 230227970 is 79722032.

It can be written as a sum of positive squares in 4 ways, for example, as 228402769 + 1825201 = 15113^2 + 1351^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 313724 + ... + 314456.

Almost surely, 2230227970 is an apocalyptic number.

230227970 is an abundant number, since it is smaller than the sum of its proper divisors (253251958).

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

230227970 is a wasteful number, since it uses less digits than its factorization.

230227970 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1395 (or 1388 counting only the distinct ones).

The product of its (nonzero) digits is 10584, while the sum is 32.

The square root of 230227970 is about 15173.2649749485. The cubic root of 230227970 is about 612.8949289756.

The spelling of 230227970 in words is "two hundred thirty million, two hundred twenty-seven thousand, nine hundred seventy".

Divisors: 1 2 5 7 10 14 35 49 70 98 245 490 641 733 1282 1466 3205 3665 4487 5131 6410 7330 8974 10262 22435 25655 31409 35917 44870 51310 62818 71834 157045 179585 314090 359170 469853 939706 2349265 3288971 4698530 6577942 16444855 23022797 32889710 46045594 115113985 230227970