Search a number
-
+
258894204 = 2231071631237
BaseRepresentation
bin11110110111001…
…10100101111100
3200001011012002020
433123212211330
51012234103304
641405000140
76262364412
oct1733464574
9601135066
10258894204
11123159058
1272853050
1341837b4a
14265532b2
1517ade5d9
hexf6e697c

258894204 has 48 divisors (see below), whose sum is σ = 613968768. Its totient is φ = 84898368.

The previous prime is 258894203. The next prime is 258894211. The reversal of 258894204 is 402498852.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (258894203) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 208674 + ... + 209910.

It is an arithmetic number, because the mean of its divisors is an integer number (12791016).

Almost surely, 2258894204 is an apocalyptic number.

It is an amenable number.

258894204 is an abundant number, since it is smaller than the sum of its proper divisors (355074564).

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

258894204 is a wasteful number, since it uses less digits than its factorization.

258894204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1514 (or 1512 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 42.

The square root of 258894204 is about 16090.1896819149. The cubic root of 258894204 is about 637.3443046154.

The spelling of 258894204 in words is "two hundred fifty-eight million, eight hundred ninety-four thousand, two hundred four".

Divisors: 1 2 3 4 6 12 107 163 214 321 326 428 489 642 652 978 1237 1284 1956 2474 3711 4948 7422 14844 17441 34882 52323 69764 104646 132359 201631 209292 264718 397077 403262 529436 604893 794154 806524 1209786 1588308 2419572 21574517 43149034 64723551 86298068 129447102 258894204