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10950031 = 109100459
BaseRepresentation
bin101001110001…
…010110001111
3202121022121201
4221301112033
510300400111
61030410331
7162034201
oct51612617
922538551
1010950031
1161a9a14
1238009a7
132365111
141650771
15e646c1
hexa7158f

10950031 has 4 divisors (see below), whose sum is σ = 11050600. Its totient is φ = 10849464.

The previous prime is 10950007. The next prime is 10950053. The reversal of 10950031 is 13005901.

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 10950031 - 27 = 10949903 is a prime.

It is a super-2 number, since 2×109500312 = 239806357801922, 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 = 10949990 and 10950008.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10953031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50121 + ... + 50338.

It is an arithmetic number, because the mean of its divisors is an integer number (2762650).

Almost surely, 210950031 is an apocalyptic number.

10950031 is the 1911-st hex number.

10950031 is a deficient number, since it is larger than the sum of its proper divisors (100569).

10950031 is a wasteful number, since it uses less digits than its factorization.

10950031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100568.

The product of its (nonzero) digits is 135, while the sum is 19.

The square root of 10950031 is about 3309.0831056352. The cubic root of 10950031 is about 222.0607400824.

Adding to 10950031 its reverse (13005901), we get a palindrome (23955932).

The spelling of 10950031 in words is "ten million, nine hundred fifty thousand, thirty-one".

Divisors: 1 109 100459 10950031