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14950005 = 357142381
BaseRepresentation
bin111001000001…
…111001110101
31001010112112220
4321001321311
512311400010
61252232553
7241034010
oct71017165
931115486
1014950005
118491184
12500b759
133135975
141db2377
1514a4970
hexe41e75

14950005 has 16 divisors (see below), whose sum is σ = 27337344. Its totient is φ = 6834240.

The previous prime is 14950003. The next prime is 14950027. The reversal of 14950005 is 50005941.

It is not a de Polignac number, because 14950005 - 21 = 14950003 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14950003) 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, 71086 + ... + 71295.

It is an arithmetic number, because the mean of its divisors is an integer number (1708584).

Almost surely, 214950005 is an apocalyptic number.

14950005 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

14950005 is a deficient number, since it is larger than the sum of its proper divisors (12387339).

14950005 is a wasteful number, since it uses less digits than its factorization.

14950005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142396.

The product of its (nonzero) digits is 900, while the sum is 24.

The square root of 14950005 is about 3866.5236324119. The cubic root of 14950005 is about 246.3469062969.

Adding to 14950005 its reverse (50005941), we get a palindrome (64955946).

The spelling of 14950005 in words is "fourteen million, nine hundred fifty thousand, five".

Divisors: 1 3 5 7 15 21 35 105 142381 427143 711905 996667 2135715 2990001 4983335 14950005