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14317940 = 2257137867
BaseRepresentation
bin110110100111…
…100101110100
3222221102112002
4312213211310
512131133230
61230514432
7232462160
oct66474564
928842462
1014317940
11809a30a
124965a18
132c74070
141c89ca0
1513cc545
hexda7974

14317940 has 48 divisors (see below), whose sum is σ = 37011072. Its totient is φ = 4530816.

The previous prime is 14317903. The next prime is 14317949. The reversal of 14317940 is 4971341.

14317940 = T326 + T327 + ... + T493.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14317949) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2114 + ... + 5753.

It is an arithmetic number, because the mean of its divisors is an integer number (771064).

Almost surely, 214317940 is an apocalyptic number.

14317940 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14317940 is an abundant number, since it is smaller than the sum of its proper divisors (22693132).

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

14317940 is a wasteful number, since it uses less digits than its factorization.

14317940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7896 (or 7894 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 29.

The square root of 14317940 is about 3783.9053899378. The cubic root of 14317940 is about 242.8250644729.

The spelling of 14317940 in words is "fourteen million, three hundred seventeen thousand, nine hundred forty".

Divisors: 1 2 4 5 7 10 13 14 20 26 28 35 52 65 70 91 130 140 182 260 364 455 910 1820 7867 15734 31468 39335 55069 78670 102271 110138 157340 204542 220276 275345 409084 511355 550690 715897 1022710 1101380 1431794 2045420 2863588 3579485 7158970 14317940