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3031145162442 = 2331910129250817
BaseRepresentation
bin101100000110111110010…
…101001010011011001010
3101201202220201101110101000
4230012332111022123022
5344130241130144232
610240253332235430
7431664413524665
oct54067625123312
911652821343330
103031145162442
11a69557471251
1240b55846bb76
1318cab32291c7
14a69cb4786dc
1553ca8b7527c
hex2c1be54a6ca

3031145162442 has 64 divisors (see below), whose sum is σ = 7160600246400. Its totient is φ = 947726438400.

The previous prime is 3031145162429. The next prime is 3031145162443. The reversal of 3031145162442 is 2442615411303.

3031145162442 is a `hidden beast` number, since 3 + 0 + 3 + 11 + 45 + 162 + 442 = 666.

3031145162442 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 3031145162397 and 3031145162406.

It is not an unprimeable number, because it can be changed into a prime (3031145162443) 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, 14521783 + ... + 14729034.

It is an arithmetic number, because the mean of its divisors is an integer number (111884378850).

Almost surely, 23031145162442 is an apocalyptic number.

3031145162442 is an abundant number, since it is smaller than the sum of its proper divisors (4129455083958).

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

3031145162442 is a wasteful number, since it uses less digits than its factorization.

3031145162442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29250948 (or 29250942 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

The spelling of 3031145162442 in words is "three trillion, thirty-one billion, one hundred forty-five million, one hundred sixty-two thousand, four hundred forty-two".

Divisors: 1 2 3 6 9 18 19 27 38 54 57 101 114 171 202 303 342 513 606 909 1026 1818 1919 2727 3838 5454 5757 11514 17271 34542 51813 103626 29250817 58501634 87752451 175504902 263257353 526514706 555765523 789772059 1111531046 1579544118 1667296569 2954332517 3334593138 5001889707 5908665034 8862997551 10003779414 15005669121 17725995102 26588992653 30011338242 53177985306 56132317823 79766977959 112264635646 159533955918 168396953469 336793906938 505190860407 1010381720814 1515572581221 3031145162442