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3103202201312 = 251944091157621
BaseRepresentation
bin101101001010000101010…
…000111100111011100000
3101222122220111102022002102
4231022011100330323200
5401320324230420222
610333331424505532
7440125146331343
oct55120520747340
911878814368072
103103202201312
11a97073819044
1242150817b2a8
1319682789c105
14aa2a535645a
1555ac4b63d92
hex2d28543cee0

3103202201312 has 48 divisors (see below), whose sum is σ = 6432442405200. Its totient is φ = 1469603220480.

The previous prime is 3103202201291. The next prime is 3103202201387. The reversal of 3103202201312 is 2131022023013.

It is a super-3 number, since 3×31032022013123 (a number of 38 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2101862 + ... + 3259482.

It is an arithmetic number, because the mean of its divisors is an integer number (134009216775).

Almost surely, 23103202201312 is an apocalyptic number.

3103202201312 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

3103202201312 is an abundant number, since it is smaller than the sum of its proper divisors (3329240203888).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3103202201312 is a wasteful number, since it uses less digits than its factorization.

3103202201312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1162059 (or 1162051 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 3103202201312 its reverse (2131022023013), we get a palindrome (5234224224325).

The spelling of 3103202201312 in words is "three trillion, one hundred three billion, two hundred two million, two hundred one thousand, three hundred twelve".

Divisors: 1 2 4 8 16 19 32 38 76 152 304 608 4409 8818 17636 35272 70544 83771 141088 167542 335084 670168 1157621 1340336 2315242 2680672 4630484 9260968 18521936 21994799 37043872 43989598 87979196 175958392 351916784 703833568 5103950989 10207901978 20415803956 40831607912 81663215824 96975068791 163326431648 193950137582 387900275164 775800550328 1551601100656 3103202201312