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125055006230 = 257111016915971
BaseRepresentation
bin111010001110111011…
…0111111011000010110
3102221210022001112102102
41310131312333120112
54022103040144410
6133241030442102
712014660004620
oct1643566773026
9387708045372
10125055006230
1149043322120
12202a0803332
13ba3c564c0b
1460a4845c10
1533bdb752a5
hex1d1ddbf616

125055006230 has 64 divisors (see below), whose sum is σ = 280688094720. Its totient is φ = 38971910400.

The previous prime is 125055006217. The next prime is 125055006233. The reversal of 125055006230 is 32600550521.

It is a happy number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 125055006193 and 125055006202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125055006233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7822145 + ... + 7838115.

It is an arithmetic number, because the mean of its divisors is an integer number (4385751480).

Almost surely, 2125055006230 is an apocalyptic number.

125055006230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

125055006230 is an abundant number, since it is smaller than the sum of its proper divisors (155633088490).

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

125055006230 is a wasteful number, since it uses less digits than its factorization.

125055006230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26165.

The product of its (nonzero) digits is 9000, while the sum is 29.

Adding to 125055006230 its reverse (32600550521), we get a palindrome (157655556751).

The spelling of 125055006230 in words is "one hundred twenty-five billion, fifty-five million, six thousand, two hundred thirty".

Divisors: 1 2 5 7 10 11 14 22 35 55 70 77 110 154 385 770 10169 15971 20338 31942 50845 71183 79855 101690 111797 111859 142366 159710 175681 223594 223718 351362 355915 558985 559295 711830 783013 878405 1117970 1118590 1229767 1566026 1756810 2459534 3915065 6148835 7830130 12297670 162409099 324818198 812045495 1136863693 1624090990 1786500089 2273727386 3573000178 5684318465 8932500445 11368636930 12505500623 17865000890 25011001246 62527503115 125055006230