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12380514 = 2319223487
BaseRepresentation
bin101111001110…
…100101100010
3212021222212120
4233032211202
511132134024
61121205110
7210142536
oct57164542
925258776
1012380514
116a96733
124190796
132746263
141903bc6
151148479
hexbce962

12380514 has 32 divisors (see below), whose sum is σ = 26234880. Its totient is φ = 3884112.

The previous prime is 12380513. The next prime is 12380519. The reversal of 12380514 is 41508321.

It is not an unprimeable number, because it can be changed into a prime (12380513) 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 15 ways as a sum of consecutive naturals, for example, 25179 + ... + 25665.

It is an arithmetic number, because the mean of its divisors is an integer number (819840).

Almost surely, 212380514 is an apocalyptic number.

12380514 is an abundant number, since it is smaller than the sum of its proper divisors (13854366).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12380514 is a wasteful number, since it uses less digits than its factorization.

12380514 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 734.

The product of its (nonzero) digits is 960, while the sum is 24.

The square root of 12380514 is about 3518.5954584180. The cubic root of 12380514 is about 231.3375997316.

Adding to 12380514 its reverse (41508321), we get a palindrome (53888835).

The spelling of 12380514 in words is "twelve million, three hundred eighty thousand, five hundred fourteen".

Divisors: 1 2 3 6 19 38 57 114 223 446 487 669 974 1338 1461 2922 4237 8474 9253 12711 18506 25422 27759 55518 108601 217202 325803 651606 2063419 4126838 6190257 12380514