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14343478 = 217735779
BaseRepresentation
bin110110101101…
…110100110110
3222222201112221
4312231310312
512132442403
61231232554
7232626502
oct66556466
928881487
1014343478
118107516
12497875a
132c82886
141c95302
1513d4dbd
hexdadd36

14343478 has 16 divisors (see below), whose sum is σ = 23096880. Its totient is φ = 6656256.

The previous prime is 14343473. The next prime is 14343493. The reversal of 14343478 is 87434341.

It is a super-2 number, since 2×143434782 = 411470722272968, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14343473) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 408 + ... + 5371.

It is an arithmetic number, because the mean of its divisors is an integer number (1443555).

Almost surely, 214343478 is an apocalyptic number.

14343478 is a deficient number, since it is larger than the sum of its proper divisors (8753402).

14343478 is a wasteful number, since it uses less digits than its factorization.

14343478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5871.

The product of its digits is 32256, while the sum is 34.

The square root of 14343478 is about 3787.2784423646. The cubic root of 14343478 is about 242.9693492701.

The spelling of 14343478 in words is "fourteen million, three hundred forty-three thousand, four hundred seventy-eight".

Divisors: 1 2 17 34 73 146 1241 2482 5779 11558 98243 196486 421867 843734 7171739 14343478