Search a number
-
+
1816001114 = 21922515237
BaseRepresentation
bin110110000111101…
…1111101001011010
311200120010102012112
41230033133221122
512204344013424
6500111112322
763000516614
oct15417375132
94616112175
101816001114
118520a3574
124282126a2
1322c303295
1413327ddb4
15a966960e
hex6c3dfa5a

1816001114 has 12 divisors (see below), whose sum is σ = 2874917034. Its totient is φ = 860210712.

The previous prime is 1816001113. The next prime is 1816001147. The reversal of 1816001114 is 4111006181.

It can be written as a sum of positive squares in only one way, i.e., 1494982225 + 321018889 = 38665^2 + 17917^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1816001114.

It is not an unprimeable number, because it can be changed into a prime (1816001113) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 1256897 + ... + 1258340.

Almost surely, 21816001114 is an apocalyptic number.

1816001114 is a deficient number, since it is larger than the sum of its proper divisors (1058915920).

1816001114 is a wasteful number, since it uses less digits than its factorization.

1816001114 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2515277 (or 2515258 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 23.

The square root of 1816001114 is about 42614.5645759757. The cubic root of 1816001114 is about 1220.0342895495.

Adding to 1816001114 its reverse (4111006181), we get a palindrome (5927007295).

The spelling of 1816001114 in words is "one billion, eight hundred sixteen million, one thousand, one hundred fourteen".

Divisors: 1 2 19 38 361 722 2515237 5030474 47789503 95579006 908000557 1816001114