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230245994 = 2111743103139
BaseRepresentation
bin11011011100101…
…00011001101010
3121001020201010102
431232110121222
5432420332434
634502545402
75464026056
oct1556243152
9531221112
10230245994
11108a71250
1265138262
1338917244
1422816c66
151533107e
hexdb9466a

230245994 has 64 divisors (see below), whose sum is σ = 415134720. Its totient is φ = 94590720.

The previous prime is 230245991. The next prime is 230245999. The reversal of 230245994 is 499542032.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (230245991) 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, 1656377 + ... + 1656515.

It is an arithmetic number, because the mean of its divisors is an integer number (6486480).

Almost surely, 2230245994 is an apocalyptic number.

230245994 is a deficient number, since it is larger than the sum of its proper divisors (184888726).

230245994 is a wasteful number, since it uses less digits than its factorization.

230245994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 315.

The product of its (nonzero) digits is 77760, while the sum is 38.

The square root of 230245994 is about 15173.8589027314. The cubic root of 230245994 is about 612.9109225869.

The spelling of 230245994 in words is "two hundred thirty million, two hundred forty-five thousand, nine hundred ninety-four".

Divisors: 1 2 11 17 22 34 43 86 103 139 187 206 278 374 473 731 946 1133 1462 1529 1751 2266 2363 3058 3502 4429 4726 5977 8041 8858 11954 14317 16082 19261 25993 28634 38522 48719 51986 65747 75293 97438 101609 131494 150586 157487 203218 243389 314974 486778 615631 828223 1117699 1231262 1656446 2235398 2677279 5354558 6771941 10465727 13543882 20931454 115122997 230245994