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109950331 = 823133597
BaseRepresentation
bin1101000110110…
…11010101111011
321122220001111111
412203123111323
5211121402311
614524341151
72503363621
oct643332573
9248801444
10109950331
1157078347
12309a47b7
1319a1888a
1410861511
1599bcd21
hex68db57b

109950331 has 4 divisors (see below), whose sum is σ = 110084752. Its totient is φ = 109815912.

The previous prime is 109950307. The next prime is 109950353. The reversal of 109950331 is 133059901.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 109950331 - 211 = 109948283 is a prime.

It is a super-2 number, since 2×1099503312 = 24178150574019122, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 109950293 and 109950302.

It is not an unprimeable number, because it can be changed into a prime (109950031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65976 + ... + 67621.

It is an arithmetic number, because the mean of its divisors is an integer number (27521188).

Almost surely, 2109950331 is an apocalyptic number.

109950331 is a deficient number, since it is larger than the sum of its proper divisors (134421).

109950331 is an equidigital number, since it uses as much as digits as its factorization.

109950331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134420.

The product of its (nonzero) digits is 3645, while the sum is 31.

The square root of 109950331 is about 10485.7203376783. The cubic root of 109950331 is about 479.0698581725.

The spelling of 109950331 in words is "one hundred nine million, nine hundred fifty thousand, three hundred thirty-one".

Divisors: 1 823 133597 109950331