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103033300031 = 2347397409587
BaseRepresentation
bin101111111110101000…
…0110110010000111111
3100211221120022221122022
41133331100312100333
53142003011100111
6115155521110355
710305155412554
oct1377520662077
9324846287568
10103033300031
113a772680332
1217b757883bb
13994008302c
144db5c54a2b
152a306aa2db
hex17fd43643f

103033300031 has 32 divisors (see below), whose sum is σ = 110534215680. Its totient is φ = 95814994176.

The previous prime is 103033299911. The next prime is 103033300033. The reversal of 103033300031 is 130003330301.

It is a de Polignac number, because none of the positive numbers 2k-103033300031 is a prime.

It is a super-3 number, since 3×1030333000313 (a number of 34 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 103033299982 and 103033300009.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103033300033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 175524920 + ... + 175525506.

It is an arithmetic number, because the mean of its divisors is an integer number (3454194240).

Almost surely, 2103033300031 is an apocalyptic number.

103033300031 is a deficient number, since it is larger than the sum of its proper divisors (7500915649).

103033300031 is a wasteful number, since it uses less digits than its factorization.

103033300031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1463.

The product of its (nonzero) digits is 243, while the sum is 17.

Adding to 103033300031 its reverse (130003330301), we get a palindrome (233036630332).

The spelling of 103033300031 in words is "one hundred three billion, thirty-three million, three hundred thousand, thirty-one".

Divisors: 1 23 47 397 409 587 1081 9131 9407 13501 18659 19223 27589 162373 233039 240083 429157 442129 634547 3734579 5359897 5521909 7631531 10952833 11283901 95312951 175525213 251915159 259529723 2192197873 4479708697 103033300031