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16140341 = 72305763
BaseRepresentation
bin111101100100…
…100000110101
31010101000101102
4331210200311
513112442331
61333535445
7254122250
oct75444065
933330342
1016140341
119124528
1254a4585
1334616c9
142202097
15163c4cb
hexf64835

16140341 has 4 divisors (see below), whose sum is σ = 18446112. Its totient is φ = 13834572.

The previous prime is 16140337. The next prime is 16140343. The reversal of 16140341 is 14304161.

16140341 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, and also an emirpimes, since its reverse is a distinct semiprime: 14304161 = 15799059.

It is a cyclic number.

It is not a de Polignac number, because 16140341 - 22 = 16140337 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16140343) 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, 1152875 + ... + 1152888.

It is an arithmetic number, because the mean of its divisors is an integer number (4611528).

Almost surely, 216140341 is an apocalyptic number.

It is an amenable number.

16140341 is a deficient number, since it is larger than the sum of its proper divisors (2305771).

16140341 is an equidigital number, since it uses as much as digits as its factorization.

16140341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2305770.

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 16140341 is about 4017.5043248265. The cubic root of 16140341 is about 252.7188104274.

The spelling of 16140341 in words is "sixteen million, one hundred forty thousand, three hundred forty-one".

Divisors: 1 7 2305763 16140341