Search a number
-
+
310513125003213 = 311432232978932941
BaseRepresentation
bin100011010011010001111100…
…0100000111000111111001101
31111201102202122120101210120010
41012212203320200320333031
5311144421340000100323
63020223432122543433
7122255555463531366
oct10646437040707715
91451382576353503
10310513125003213
118aa36971005130
122a9ab635367b79
13104353539390a2
145696cb5d72b6d
1525d725b7c9c93
hex11a68f8838fcd

310513125003213 has 64 divisors (see below), whose sum is σ = 464261209251840. Its totient is φ = 182977293945600.

The previous prime is 310513125003197. The next prime is 310513125003241. The reversal of 310513125003213 is 312300521315013.

It is not a de Polignac number, because 310513125003213 - 24 = 310513125003197 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (310513125003413) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 9426325323 + ... + 9426358263.

It is an arithmetic number, because the mean of its divisors is an integer number (7254081394560).

Almost surely, 2310513125003213 is an apocalyptic number.

310513125003213 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

It is an amenable number.

310513125003213 is a deficient number, since it is larger than the sum of its proper divisors (153748084248627).

310513125003213 is a wasteful number, since it uses less digits than its factorization.

310513125003213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63010.

The product of its (nonzero) digits is 8100, while the sum is 30.

Adding to 310513125003213 its reverse (312300521315013), we get a palindrome (622813646318226).

The spelling of 310513125003213 in words is "three hundred ten trillion, five hundred thirteen billion, one hundred twenty-five million, three thousand, two hundred thirteen".

Divisors: 1 3 11 33 43 129 223 473 669 1419 2453 7359 9589 28767 29789 32941 89367 98823 105479 316437 327679 362351 983037 1087053 1280927 1416463 3842781 4249389 6642947 7345843 14090197 15581093 19928841 22037529 42270591 46743279 73072417 80804273 219217251 242412819 285646721 315871249 856940163 947613747 981279449 2943838347 3142113931 3474583739 9426341793 10423751217 10794073939 32382221817 42195016307 126585048921 218825317127 464145179377 656475951381 1392435538131 2407078488397 7221235465191 9409488636461 28228465909383 103504375001071 310513125003213