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14971960 = 235374299
BaseRepresentation
bin111001000111…
…010000111000
31001011122200001
4321013100320
512313100320
61252522344
7241155013
oct71072070
931148601
1014971960
1184a6723
1250203b4
133142963
141dba37a
1514ab20a
hexe47438

14971960 has 16 divisors (see below), whose sum is σ = 33687000. Its totient is φ = 5988768.

The previous prime is 14971933. The next prime is 14971963. The reversal of 14971960 is 6917941.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14971963) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 187110 + ... + 187189.

Almost surely, 214971960 is an apocalyptic number.

14971960 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14971960 is an abundant number, since it is smaller than the sum of its proper divisors (18715040).

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

14971960 is a wasteful number, since it uses less digits than its factorization.

14971960 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 374310 (or 374306 counting only the distinct ones).

The product of its (nonzero) digits is 13608, while the sum is 37.

The square root of 14971960 is about 3869.3617044675. The cubic root of 14971960 is about 246.4674391639.

It can be divided in two parts, 14971 and 960, that added together give a triangular number (15931 = T178).

The spelling of 14971960 in words is "fourteen million, nine hundred seventy-one thousand, nine hundred sixty".

Divisors: 1 2 4 5 8 10 20 40 374299 748598 1497196 1871495 2994392 3742990 7485980 14971960