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14540377 = 19765283
BaseRepresentation
bin110111011101…
…111001011001
31000100201122111
4313131321121
512210243002
61235352321
7234406525
oct67357131
930321574
1014540377
118231445
124a526a1
133021397
141d06d85
1514233d7
hexddde59

14540377 has 4 divisors (see below), whose sum is σ = 15305680. Its totient is φ = 13775076.

The previous prime is 14540329. The next prime is 14540399. The reversal of 14540377 is 77304541.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 14540377 - 215 = 14507609 is a prime.

It is a super-2 number, since 2×145403772 = 422845126604258, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14540677) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 382623 + ... + 382660.

It is an arithmetic number, because the mean of its divisors is an integer number (3826420).

Almost surely, 214540377 is an apocalyptic number.

It is an amenable number.

14540377 is a deficient number, since it is larger than the sum of its proper divisors (765303).

14540377 is an equidigital number, since it uses as much as digits as its factorization.

14540377 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 765302.

The product of its (nonzero) digits is 11760, while the sum is 31.

The square root of 14540377 is about 3813.1846270539. The cubic root of 14540377 is about 244.0760814883.

The spelling of 14540377 in words is "fourteen million, five hundred forty thousand, three hundred seventy-seven".

Divisors: 1 19 765283 14540377