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258472383 = 3136627497
BaseRepresentation
bin11110110011111…
…11100110111111
3200000100202110020
433121333212333
51012132104013
641351543223
76255656541
oct1731774677
9600322406
10258472383
111229a0144
127268ab13
134171ab50
1426483691
1517a59623
hexf67f9bf

258472383 has 8 divisors (see below), whose sum is σ = 371139888. Its totient is φ = 159059904.

The previous prime is 258472373. The next prime is 258472393. The reversal of 258472383 is 383274852.

It is an interprime number because it is at equal distance from previous prime (258472373) and next prime (258472393).

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

It is not a de Polignac number, because 258472383 - 210 = 258471359 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (258472363) 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, 3313710 + ... + 3313787.

It is an arithmetic number, because the mean of its divisors is an integer number (46392486).

Almost surely, 2258472383 is an apocalyptic number.

258472383 is a deficient number, since it is larger than the sum of its proper divisors (112667505).

258472383 is a wasteful number, since it uses less digits than its factorization.

258472383 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6627513.

The product of its digits is 322560, while the sum is 42.

The square root of 258472383 is about 16077.0763200278. The cubic root of 258472383 is about 636.9979709245.

The spelling of 258472383 in words is "two hundred fifty-eight million, four hundred seventy-two thousand, three hundred eighty-three".

Divisors: 1 3 13 39 6627497 19882491 86157461 258472383