Search a number
-
+
13021301230002 = 2331397191225383
BaseRepresentation
bin1011110101111100001000…
…0010001100100110110010
31201002211020212112010112000
42331133002002030212302
53201320111103330002
643405523031514430
72512520661150642
oct275370202144662
951084225463460
1013021301230002
11417033709710a
121563747528a16
13735b98b0bb20
1433033d06c522
15178aa978761c
hexbd7c208c9b2

13021301230002 has 64 divisors (see below), whose sum is σ = 31483347221760. Its totient is φ = 3965249521152.

The previous prime is 13021301230001. The next prime is 13021301230073. The reversal of 13021301230002 is 20003210312031.

13021301230002 is a `hidden beast` number, since 1 + 302 + 130 + 1 + 230 + 0 + 0 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (13021301230001) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 95544598 + ... + 95680785.

It is an arithmetic number, because the mean of its divisors is an integer number (491927300340).

Almost surely, 213021301230002 is an apocalyptic number.

13021301230002 is an abundant number, since it is smaller than the sum of its proper divisors (18462045991758).

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

13021301230002 is a wasteful number, since it uses less digits than its factorization.

13021301230002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 191225504 (or 191225498 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 13021301230002 its reverse (20003210312031), we get a palindrome (33024511542033).

The spelling of 13021301230002 in words is "thirteen trillion, twenty-one billion, three hundred one million, two hundred thirty thousand, two".

Divisors: 1 2 3 6 9 13 18 26 27 39 54 78 97 117 194 234 291 351 582 702 873 1261 1746 2522 2619 3783 5238 7566 11349 22698 34047 68094 191225383 382450766 573676149 1147352298 1721028447 2485929979 3442056894 4971859958 5163085341 7457789937 10326170682 14915579874 18548862151 22373369811 37097724302 44746739622 55646586453 67120109433 111293172906 134240218866 166939759359 241135207963 333879518718 482270415926 500819278077 723405623889 1001638556154 1446811247778 2170216871667 4340433743334 6510650615001 13021301230002