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20000001001010 = 259737973374219
BaseRepresentation
bin1001000110000100111001…
…11101001000011000110010
32121210222111110100100210012
410203002130331020120302
510110140000224013020
6110311512411334522
74132644445361162
oct443023475103062
977728443310705
1020000001001010
116410a53191118
1222b0173a51442
13b20cb8574554
144d201043c5a2
1524a3a4ed27c5
hex12309cf48632

20000001001010 has 64 divisors (see below), whose sum is σ = 36517344393600. Its totient is φ = 7885756311552.

The previous prime is 20000001000961. The next prime is 20000001001031. The reversal of 20000001001010 is 1010010000002.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (5).

It is a junction number, because it is equal to n+sod(n) for n = 20000001000985 and 20000001001003.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 269435681 + ... + 269509899.

It is an arithmetic number, because the mean of its divisors is an integer number (570583506150).

Almost surely, 220000001001010 is an apocalyptic number.

20000001001010 is a deficient number, since it is larger than the sum of its proper divisors (16517343392590).

20000001001010 is a wasteful number, since it uses less digits than its factorization.

20000001001010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75435.

The product of its (nonzero) digits is 2, while the sum is 5.

Adding to 20000001001010 its reverse (1010010000002), we get a palindrome (21010011001012).

The spelling of 20000001001010 in words is "twenty trillion, one million, one thousand, ten".

Divisors: 1 2 5 10 97 194 379 485 733 758 970 1466 1895 3665 3790 7330 36763 71101 73526 74219 142202 148438 183815 277807 355505 367630 371095 555614 711010 742190 1389035 2778070 7199243 14398486 26947279 28129001 35996215 53894558 54402527 56258002 71992430 108805054 134736395 140645005 269472790 272012635 281290010 544025270 2728513097 5277045119 5457026194 10554090238 13642565485 20618557733 26385225595 27285130970 41237115466 52770451190 103092788665 206185577330 2000000100101 4000000200202 10000000500505 20000001001010