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125302230 = 23254213307
BaseRepresentation
bin1110111011111…
…11010111010110
322201210000100100
413131333113112
5224034132410
620233354530
73051023424
oct735772726
9281700310
10125302230
1164803469
1235b68a46
131cc62441
14128da114
15b0018c0
hex777f5d6

125302230 has 48 divisors (see below), whose sum is σ = 326658384. Its totient is φ = 33324480.

The previous prime is 125302213. The next prime is 125302231. The reversal of 125302230 is 32203521.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125302231) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 36237 + ... + 39543.

It is an arithmetic number, because the mean of its divisors is an integer number (6805383).

Almost surely, 2125302230 is an apocalyptic number.

125302230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

125302230 is an abundant number, since it is smaller than the sum of its proper divisors (201356154).

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

125302230 is a wasteful number, since it uses less digits than its factorization.

125302230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3741 (or 3738 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 125302230 is about 11193.8478638938. The cubic root of 125302230 is about 500.4026489939.

Adding to 125302230 its reverse (32203521), we get a palindrome (157505751).

The spelling of 125302230 in words is "one hundred twenty-five million, three hundred two thousand, two hundred thirty".

Divisors: 1 2 3 5 6 9 10 15 18 30 45 90 421 842 1263 2105 2526 3307 3789 4210 6315 6614 7578 9921 12630 16535 18945 19842 29763 33070 37890 49605 59526 99210 148815 297630 1392247 2784494 4176741 6961235 8353482 12530223 13922470 20883705 25060446 41767410 62651115 125302230