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245105516 = 22251244129
BaseRepresentation
bin11101001110000…
…00001101101100
3122002012122120002
432213000031230
51000221334031
640153243432
76034235225
oct1647001554
9562178502
10245105516
111163a0447
126a103578
133ba1a966
14247a424c
15167b8ccb
hexe9c036c

245105516 has 12 divisors (see below), whose sum is σ = 430645320. Its totient is φ = 122064000.

The previous prime is 245105513. The next prime is 245105521. The reversal of 245105516 is 615501542.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (245105513) 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 3 ways as a sum of consecutive naturals, for example, 121061 + ... + 123068.

It is an arithmetic number, because the mean of its divisors is an integer number (35887110).

Almost surely, 2245105516 is an apocalyptic number.

It is an amenable number.

245105516 is a deficient number, since it is larger than the sum of its proper divisors (185539804).

245105516 is a wasteful number, since it uses less digits than its factorization.

245105516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244384 (or 244382 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 29.

The square root of 245105516 is about 15655.8460646495. The cubic root of 245105516 is about 625.8222913181.

The spelling of 245105516 in words is "two hundred forty-five million, one hundred five thousand, five hundred sixteen".