Search a number
-
+
17960968 = 232245121
BaseRepresentation
bin100010010000…
…1000000001000
31020210111211001
41010201000020
514044222333
61440544344
7305444224
oct104410010
936714731
1017960968
11a158383
1260220b4
13394b2bc
142557784
15189bb7d
hex1121008

17960968 has 8 divisors (see below), whose sum is σ = 33676830. Its totient is φ = 8980480.

The previous prime is 17960963. The next prime is 17960977. The reversal of 17960968 is 86906971.

It can be written as a sum of positive squares in only one way, i.e., 17960644 + 324 = 4238^2 + 18^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (17960963) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1122553 + ... + 1122568.

Almost surely, 217960968 is an apocalyptic number.

It is an amenable number.

17960968 is a deficient number, since it is larger than the sum of its proper divisors (15715862).

17960968 is a wasteful number, since it uses less digits than its factorization.

17960968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2245127 (or 2245123 counting only the distinct ones).

The product of its (nonzero) digits is 163296, while the sum is 46.

The square root of 17960968 is about 4238.0382254057. The cubic root of 17960968 is about 261.8845712616.

The spelling of 17960968 in words is "seventeen million, nine hundred sixty thousand, nine hundred sixty-eight".

Divisors: 1 2 4 8 2245121 4490242 8980484 17960968