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258053308 = 2283777269
BaseRepresentation
bin11110110000110…
…01010010111100
3122222120110120221
433120121102330
51012030201213
641334551124
76252263002
oct1730312274
9588513527
10258053308
111227342a7
12725084a4
1341602186
14263b4a72
15179c538d
hexf6194bc

258053308 has 12 divisors (see below), whose sum is σ = 457034760. Its totient is φ = 127471952.

The previous prime is 258053293. The next prime is 258053309. The reversal of 258053308 is 803350852.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (258053309) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 388303 + ... + 388966.

It is an arithmetic number, because the mean of its divisors is an integer number (38086230).

Almost surely, 2258053308 is an apocalyptic number.

It is an amenable number.

258053308 is a deficient number, since it is larger than the sum of its proper divisors (198981452).

258053308 is a wasteful number, since it uses less digits than its factorization.

258053308 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 777356 (or 777354 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 34.

The square root of 258053308 is about 16064.0377240593. The cubic root of 258053308 is about 636.6535184856.

The spelling of 258053308 in words is "two hundred fifty-eight million, fifty-three thousand, three hundred eight".

Divisors: 1 2 4 83 166 332 777269 1554538 3109076 64513327 129026654 258053308