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58253278 = 2193149451
BaseRepresentation
bin1101111000110…
…1111111011110
311001121120110211
43132031333132
5104403101103
65440323034
71305100426
oct336157736
9131546424
1058253278
112a978606
121761347a
13c0b7bc5
147a45486
1551aa36d
hex378dfde

58253278 has 16 divisors (see below), whose sum is σ = 94947840. Its totient is φ = 26703000.

The previous prime is 58253263. The next prime is 58253287. The reversal of 58253278 is 87235285.

It is a self number, because there is not a number n which added to its sum of digits gives 58253278.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23548 + ... + 25903.

It is an arithmetic number, because the mean of its divisors is an integer number (5934240).

Almost surely, 258253278 is an apocalyptic number.

58253278 is a deficient number, since it is larger than the sum of its proper divisors (36694562).

58253278 is a wasteful number, since it uses less digits than its factorization.

58253278 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49503.

The product of its digits is 134400, while the sum is 40.

The square root of 58253278 is about 7632.3835071359. The cubic root of 58253278 is about 387.6502986857.

The spelling of 58253278 in words is "fifty-eight million, two hundred fifty-three thousand, two hundred seventy-eight".

Divisors: 1 2 19 31 38 62 589 1178 49451 98902 939569 1532981 1879138 3065962 29126639 58253278