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103032105013 = 359871332939
BaseRepresentation
bin101111111110100110…
…0010010100000110101
3100211221111002020101101
41133331030102200311
53142002204330023
6115155435330101
710305142304545
oct1377514224065
9324844066341
10103032105013
113a771a34512
1217b752b0931
13993ca55116
144db5a23325
152a305211ad
hex17fd312835

103032105013 has 8 divisors (see below), whose sum is σ = 103334097600. Its totient is φ = 102730196448.

The previous prime is 103032104977. The next prime is 103032105017. The reversal of 103032105013 is 310501230301.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-103032105013 is a prime.

It is a super-3 number, since 3×1030321050133 (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 congruent number.

It is not an unprimeable number, because it can be changed into a prime (103032105017) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3111498 + ... + 3144436.

It is an arithmetic number, because the mean of its divisors is an integer number (12916762200).

Almost surely, 2103032105013 is an apocalyptic number.

It is an amenable number.

103032105013 is a deficient number, since it is larger than the sum of its proper divisors (301992587).

103032105013 is an equidigital number, since it uses as much as digits as its factorization.

103032105013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42011.

The product of its (nonzero) digits is 270, while the sum is 19.

Adding to 103032105013 its reverse (310501230301), we get a palindrome (413533335314).

The spelling of 103032105013 in words is "one hundred three billion, thirty-two million, one hundred five thousand, thirteen".

Divisors: 1 359 8713 32939 3127967 11825101 286997507 103032105013