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14357940 = 2235972467
BaseRepresentation
bin110110110001…
…010110110100
31000000110101120
4312301112310
512133423230
61231423540
7233016612
oct66612664
930013346
1014357940
118117373
124984bb0
132c8932c
141c9a6b2
1513d9310
hexdb15b4

14357940 has 48 divisors (see below), whose sum is σ = 40633152. Its totient is φ = 3787776.

The previous prime is 14357933. The next prime is 14357947. The reversal of 14357940 is 4975341.

It is an interprime number because it is at equal distance from previous prime (14357933) and next prime (14357947).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14357947) 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, 4587 + ... + 7053.

It is an arithmetic number, because the mean of its divisors is an integer number (846524).

Almost surely, 214357940 is an apocalyptic number.

14357940 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 14357940, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20316576).

14357940 is an abundant number, since it is smaller than the sum of its proper divisors (26275212).

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

14357940 is a wasteful number, since it uses less digits than its factorization.

14357940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2576 (or 2574 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 33.

The square root of 14357940 is about 3789.1872479465. The cubic root of 14357940 is about 243.0509808530.

The spelling of 14357940 in words is "fourteen million, three hundred fifty-seven thousand, nine hundred forty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 97 194 291 388 485 582 970 1164 1455 1940 2467 2910 4934 5820 7401 9868 12335 14802 24670 29604 37005 49340 74010 148020 239299 478598 717897 957196 1196495 1435794 2392990 2871588 3589485 4785980 7178970 14357940