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250035030 = 23257396881
BaseRepresentation
bin11101110011100…
…11101101010110
3122102111002120200
432321303231112
51003002110110
640451041330
76124156050
oct1671635526
9572432520
10250035030
11119158023
126b8a0246
133ca5562b
14252c88d0
1516e3e6c0
hexee73b56

250035030 has 48 divisors (see below), whose sum is σ = 742963104. Its totient is φ = 57150720.

The previous prime is 250034999. The next prime is 250035061. The reversal of 250035030 is 30530052.

250035030 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (250034999) and next prime (250035061).

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

It is a junction number, because it is equal to n+sod(n) for n = 250034994 and 250035012.

It is a congruent number.

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, 197811 + ... + 199070.

It is an arithmetic number, because the mean of its divisors is an integer number (15478398).

Almost surely, 2250035030 is an apocalyptic number.

250035030 is an abundant number, since it is smaller than the sum of its proper divisors (492928074).

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

250035030 is a wasteful number, since it uses less digits than its factorization.

250035030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 396901 (or 396898 counting only the distinct ones).

The product of its (nonzero) digits is 450, while the sum is 18.

The square root of 250035030 is about 15812.4960079046. The cubic root of 250035030 is about 629.9899469295.

Adding to 250035030 its reverse (30530052), we get a palindrome (280565082).

The spelling of 250035030 in words is "two hundred fifty million, thirty-five thousand, thirty".

Divisors: 1 2 3 5 6 7 9 10 14 15 18 21 30 35 42 45 63 70 90 105 126 210 315 630 396881 793762 1190643 1984405 2381286 2778167 3571929 3968810 5556334 5953215 7143858 8334501 11906430 13890835 16669002 17859645 25003503 27781670 35719290 41672505 50007006 83345010 125017515 250035030