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258542374 = 25322910651
BaseRepresentation
bin11110110100100…
…00101100100110
3200000111022110111
433122100230212
51012141323444
641353243234
76256400566
oct1732205446
9600438414
10258542374
11122a38792
127270351a
134174396c
14264a0da6
1517a70234
hexf690b26

258542374 has 16 divisors (see below), whose sum is σ = 396893520. Its totient is φ = 126266400.

The previous prime is 258542371. The next prime is 258542393. The reversal of 258542374 is 473245852.

258542374 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (258542371) 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, 18949 + ... + 29599.

It is an arithmetic number, because the mean of its divisors is an integer number (24805845).

Almost surely, 2258542374 is an apocalyptic number.

258542374 is a deficient number, since it is larger than the sum of its proper divisors (138351146).

258542374 is a wasteful number, since it uses less digits than its factorization.

258542374 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10935.

The product of its digits is 268800, while the sum is 40.

The square root of 258542374 is about 16079.2529055302. The cubic root of 258542374 is about 637.0554626905.

The spelling of 258542374 in words is "two hundred fifty-eight million, five hundred forty-two thousand, three hundred seventy-four".

Divisors: 1 2 53 106 229 458 10651 12137 21302 24274 564503 1129006 2439079 4878158 129271187 258542374