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1300031002042 = 219471037978867
BaseRepresentation
bin10010111010101111111…
…000101101010110111010
311121021121101200112000221
4102322233320231112322
5132244430414031132
62433120452050254
7162631660122343
oct22725770552672
94537541615027
101300031002042
11461381677513
1218bb5590398a
1395791660546
1446cc97390ca
1523c3b9eae97
hex12eafe2d5ba

1300031002042 has 64 divisors (see below), whose sum is σ = 2119602401280. Its totient is φ = 596034369216.

The previous prime is 1300031002037. The next prime is 1300031002057. The reversal of 1300031002042 is 2402001300031.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 146610093 + ... + 146618959.

It is an arithmetic number, because the mean of its divisors is an integer number (33118787520).

Almost surely, 21300031002042 is an apocalyptic number.

1300031002042 is a deficient number, since it is larger than the sum of its proper divisors (819571399238).

1300031002042 is a wasteful number, since it uses less digits than its factorization.

1300031002042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9835.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 1300031002042 its reverse (2402001300031), we get a palindrome (3702032302073).

The spelling of 1300031002042 in words is "one trillion, three hundred billion, thirty-one million, two thousand, forty-two".

Divisors: 1 2 19 38 47 94 103 206 797 893 1594 1786 1957 3914 4841 8867 9682 15143 17734 30286 37459 74918 82091 91979 164182 168473 183958 336946 416749 711721 833498 913301 1423442 1559729 1826602 3119458 3858277 7066999 7716554 7918231 14133998 15836462 17352719 34705438 42925147 73307263 85850294 134272981 146614526 268545962 332148953 664297906 727900897 815577793 1455801794 1631155586 6310830107 12621660214 13830117043 27660234086 34211342159 68422684318 650015501021 1300031002042