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231033142144310 = 251121391373643749
BaseRepresentation
bin110100100001111110011000…
…010111100110110100110110
31010022000112220220112121120212
4310201332120113212310312
5220240221333342104220
62135211054342225422
766443410431235352
oct6441763027466466
91108015826477525
10231033142144310
116768367279a900
1221ab392ba25272
139bbb44102162c
14410a0c6caa462
151ba9a7eec90c5
hexd21f985e6d36

231033142144310 has 48 divisors (see below), whose sum is σ = 460390439250000. Its totient is φ = 83407648378560.

The previous prime is 231033142144309. The next prime is 231033142144339. The reversal of 231033142144310 is 13441241330132.

It is a super-3 number, since 3×2310331421443103 (a number of 44 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 686653685 + ... + 686990064.

It is an arithmetic number, because the mean of its divisors is an integer number (9591467484375).

Almost surely, 2231033142144310 is an apocalyptic number.

231033142144310 is a deficient number, since it is larger than the sum of its proper divisors (229357297105690).

231033142144310 is a wasteful number, since it uses less digits than its factorization.

231033142144310 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1373643917 (or 1373643906 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 32.

Adding to 231033142144310 its reverse (13441241330132), we get a palindrome (244474383474442).

The spelling of 231033142144310 in words is "two hundred thirty-one trillion, thirty-three billion, one hundred forty-two million, one hundred forty-four thousand, three hundred ten".

Divisors: 1 2 5 10 11 22 55 110 121 139 242 278 605 695 1210 1390 1529 3058 7645 15290 16819 33638 84095 168190 1373643749 2747287498 6868218745 13736437490 15110081239 30220162478 75550406195 151100812390 166210893629 190936481111 332421787258 381872962222 831054468145 954682405555 1662108936290 1909364811110 2100301292221 4200602584442 10501506461105 21003012922210 23103314214431 46206628428862 115516571072155 231033142144310