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1214673933 = 311194345053
BaseRepresentation
bin100100001100110…
…0111010000001101
310010122121211101110
41020121213100031
54441424031213
6320310402233
742046362264
oct11031472015
93118554343
101214673933
11573719560
1229a960379
13164861595
14b746d5db
15719885c3
hex4866740d

1214673933 has 32 divisors (see below), whose sum is σ = 1903080960. Its totient is φ = 681186240.

The previous prime is 1214673931. The next prime is 1214673947. The reversal of 1214673933 is 3393764121.

It is not a de Polignac number, because 1214673933 - 21 = 1214673931 is a prime.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 1214673891 and 1214673900.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1214673931) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4435 + ... + 49487.

It is an arithmetic number, because the mean of its divisors is an integer number (59471280).

Almost surely, 21214673933 is an apocalyptic number.

It is an amenable number.

1214673933 is a deficient number, since it is larger than the sum of its proper divisors (688407027).

1214673933 is a wasteful number, since it uses less digits than its factorization.

1214673933 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45129.

The product of its digits is 81648, while the sum is 39.

The square root of 1214673933 is about 34852.1725721654. The cubic root of 1214673933 is about 1066.9725272076.

The spelling of 1214673933 in words is "one billion, two hundred fourteen million, six hundred seventy-three thousand, nine hundred thirty-three".

Divisors: 1 3 11 19 33 43 57 129 209 473 627 817 1419 2451 8987 26961 45053 135159 495583 856007 1486749 1937279 2568021 5811837 9416077 21310069 28248231 36808301 63930207 110424903 404891311 1214673933