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108225236974 = 254112618487
BaseRepresentation
bin110010011001010111…
…0100000111111101110
3101100100101212200012011
41210302232200333232
53233121130040344
6121415030231434
710550631223141
oct1446256407756
9340311780164
10108225236974
1141997363408
1218b844b557a
13a289904b7a
1453495da058
152c363c6d34
hex1932ba0fee

108225236974 has 4 divisors (see below), whose sum is σ = 162337855464. Its totient is φ = 54112618486.

The previous prime is 108225236971. The next prime is 108225236981. The reversal of 108225236974 is 479632522801.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 479632522801 = 4003119818267.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (108225236971) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27056309242 + ... + 27056309245.

It is an arithmetic number, because the mean of its divisors is an integer number (40584463866).

It is a 2-persistent number, because it is pandigital, and so is 2⋅108225236974 = 216450473948, but 3⋅108225236974 = 324675710922 is not.

Almost surely, 2108225236974 is an apocalyptic number.

108225236974 is a deficient number, since it is larger than the sum of its proper divisors (54112618490).

108225236974 is an equidigital number, since it uses as much as digits as its factorization.

108225236974 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54112618489.

The product of its (nonzero) digits is 1451520, while the sum is 49.

The spelling of 108225236974 in words is "one hundred eight billion, two hundred twenty-five million, two hundred thirty-six thousand, nine hundred seventy-four".

Divisors: 1 2 54112618487 108225236974