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250200030 = 23516675003
BaseRepresentation
bin11101110100110…
…11111111011110
3122102210110220210
432322123333132
51003022400110
640454353250
76125444103
oct1672337736
9572713823
10250200030
1111925aa93
126b95b826
133cab2772
142532caaa
1516e73520
hexee9bfde

250200030 has 32 divisors (see below), whose sum is σ = 600960384. Its totient is φ = 66666656.

The previous prime is 250200029. The next prime is 250200073. The reversal of 250200030 is 30002052.

It is a junction number, because it is equal to n+sod(n) for n = 250199979 and 250200015.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 47509 + ... + 52511.

It is an arithmetic number, because the mean of its divisors is an integer number (18780012).

Almost surely, 2250200030 is an apocalyptic number.

250200030 is an abundant number, since it is smaller than the sum of its proper divisors (350760354).

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

250200030 is a wasteful number, since it uses less digits than its factorization.

250200030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6680.

The product of its (nonzero) digits is 60, while the sum is 12.

The square root of 250200030 is about 15817.7125400609. The cubic root of 250200030 is about 630.1284948285.

Adding to 250200030 its reverse (30002052), we get a palindrome (280202082).

The spelling of 250200030 in words is "two hundred fifty million, two hundred thousand, thirty".

Divisors: 1 2 3 5 6 10 15 30 1667 3334 5001 5003 8335 10002 10006 15009 16670 25005 25015 30018 50010 50030 75045 150090 8340001 16680002 25020003 41700005 50040006 83400010 125100015 250200030