Search a number
-
+
1270608412018 = 211971813289567
BaseRepresentation
bin10010011111010110001…
…010011011110101110010
311111110122212220002020111
4102133112022123311302
5131304201223141033
62411413123531534
7160540601205451
oct22372612336562
94443585802214
101270608412018
1144a953362110
12186304229baa
1392a82ab4a6a
14456d7c76b98
15230b892b7cd
hex127d629bd72

1270608412018 has 32 divisors (see below), whose sum is σ = 2112218454528. Its totient is φ = 568437004800.

The previous prime is 1270608411997. The next prime is 1270608412037. The reversal of 1270608412018 is 8102148060721.

It is a super-2 number, since 2×12706084120182 (a number of 25 digits) contains 22 as substring.

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 15 ways as a sum of consecutive naturals, for example, 1258530 + ... + 2031037.

It is an arithmetic number, because the mean of its divisors is an integer number (66006826704).

Almost surely, 21270608412018 is an apocalyptic number.

1270608412018 is a deficient number, since it is larger than the sum of its proper divisors (841610042510).

1270608412018 is a wasteful number, since it uses less digits than its factorization.

1270608412018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3289858.

The product of its (nonzero) digits is 43008, while the sum is 40.

The spelling of 1270608412018 in words is "one trillion, two hundred seventy billion, six hundred eight million, four hundred twelve thousand, eighteen".

Divisors: 1 2 11 22 97 181 194 362 1067 1991 2134 3982 17557 35114 193127 386254 3289567 6579134 36185237 72370474 319087999 595411627 638175998 1190823254 3509967989 6549527897 7019935978 13099055794 57754927819 115509855638 635304206009 1270608412018