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250241630 = 2547717499
BaseRepresentation
bin11101110101001…
…10001001011110
3122102212120222112
432322212021132
51003030213010
640455314022
76126006302
oct1672461136
9572776875
10250241630
11119289271
126b97b912
133cac8692
142533dd02
1516e80a05
hexeea625e

250241630 has 32 divisors (see below), whose sum is σ = 466560000. Its totient is φ = 96574240.

The previous prime is 250241623. The next prime is 250241687. The reversal of 250241630 is 36142052.

It is a junction number, because it is equal to n+sod(n) for n = 250241596 and 250241605.

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, 29621 + ... + 37119.

It is an arithmetic number, because the mean of its divisors is an integer number (14580000).

Almost surely, 2250241630 is an apocalyptic number.

250241630 is a deficient number, since it is larger than the sum of its proper divisors (216318370).

250241630 is a wasteful number, since it uses less digits than its factorization.

250241630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7624.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 250241630 is about 15819.0274669463. The cubic root of 250241630 is about 630.1634160775.

Adding to 250241630 its reverse (36142052), we get a palindrome (286383682).

The spelling of 250241630 in words is "two hundred fifty million, two hundred forty-one thousand, six hundred thirty".

Divisors: 1 2 5 10 47 71 94 142 235 355 470 710 3337 6674 7499 14998 16685 33370 37495 74990 352453 532429 704906 1064858 1762265 2662145 3524530 5324290 25024163 50048326 125120815 250241630