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3131320302034 = 219237349379941
BaseRepresentation
bin101101100100010001001…
…110111111100111010010
3102002100111002120210222021
4231210101032333213102
5402300420444131114
610354301513202054
7442142015256361
oct55442116774722
912070432523867
103131320302034
11aa7a9274a311
12426a54a0032a
131993890ca432
14ab7b18897d8
15566bd458024
hex2d9113bf9d2

3131320302034 has 64 divisors (see below), whose sum is σ = 5231413589760. Its totient is φ = 1398908206080.

The previous prime is 3131320302001. The next prime is 3131320302151. The reversal of 3131320302034 is 4302030231313.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 314985504 + ... + 314995444.

It is an arithmetic number, because the mean of its divisors is an integer number (81740837340).

Almost surely, 23131320302034 is an apocalyptic number.

3131320302034 is a deficient number, since it is larger than the sum of its proper divisors (2100093287726).

3131320302034 is a wasteful number, since it uses less digits than its factorization.

3131320302034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14995.

The product of its (nonzero) digits is 3888, while the sum is 25.

Adding to 3131320302034 its reverse (4302030231313), we get a palindrome (7433350533347).

The spelling of 3131320302034 in words is "three trillion, one hundred thirty-one billion, three hundred twenty million, three hundred two thousand, thirty-four".

Divisors: 1 2 19 23 38 46 73 146 437 874 1387 1679 2774 3358 4937 9874 9941 19882 31901 63802 93803 113551 187606 188879 227102 228643 360401 377758 457286 720802 725693 1451386 2157469 4314938 4344217 6847619 8289223 8688434 13695238 13788167 16578446 16690939 27576334 33381878 49078717 98157434 157495237 314990474 317127841 634255682 932495623 1128810491 1864991246 2257620982 3582746341 7165492682 21447399329 42894798658 68072180479 82403165843 136144360958 164806331686 1565660151017 3131320302034