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258035061 = 3175059511
BaseRepresentation
bin11110110000101…
…00110101110101
3122222112112120010
433120110311311
51012024110221
641334330433
76252155544
oct1730246565
9588475503
10258035061
11122721619
12724b9a19
13415c6a8b
14263ac15b
15179bec76
hexf614d75

258035061 has 8 divisors (see below), whose sum is σ = 364284864. Its totient is φ = 161904320.

The previous prime is 258035053. The next prime is 258035081. The reversal of 258035061 is 160530852.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 258035061 - 23 = 258035053 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (258035051) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2529705 + ... + 2529806.

It is an arithmetic number, because the mean of its divisors is an integer number (45535608).

Almost surely, 2258035061 is an apocalyptic number.

It is an amenable number.

258035061 is a deficient number, since it is larger than the sum of its proper divisors (106249803).

258035061 is a wasteful number, since it uses less digits than its factorization.

258035061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5059531.

The product of its (nonzero) digits is 7200, while the sum is 30.

The square root of 258035061 is about 16063.4697683906. The cubic root of 258035061 is about 636.6385121668.

The spelling of 258035061 in words is "two hundred fifty-eight million, thirty-five thousand, sixty-one".

Divisors: 1 3 17 51 5059511 15178533 86011687 258035061