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135803373 = 345267791
BaseRepresentation
bin10000001100000…
…11000111101101
3100110112112012120
420012003013231
5234231201443
621250423153
73236211126
oct1006030755
9313475176
10135803373
116a7260a2
1239591ab9
132219b134
141407104d
15bdc8083
hex81831ed

135803373 has 4 divisors (see below), whose sum is σ = 181071168. Its totient is φ = 90535580.

The previous prime is 135803363. The next prime is 135803383. The reversal of 135803373 is 373308531.

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: 373308531 = 3124436177.

It is an interprime number because it is at equal distance from previous prime (135803363) and next prime (135803383).

It is a cyclic number.

It is not a de Polignac number, because 135803373 - 25 = 135803341 is a prime.

It is a super-2 number, since 2×1358033732 = 36885112236354258, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135803303) 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, 22633893 + ... + 22633898.

It is an arithmetic number, because the mean of its divisors is an integer number (45267792).

Almost surely, 2135803373 is an apocalyptic number.

It is an amenable number.

135803373 is a deficient number, since it is larger than the sum of its proper divisors (45267795).

135803373 is an equidigital number, since it uses as much as digits as its factorization.

135803373 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45267794.

The product of its (nonzero) digits is 22680, while the sum is 33.

The square root of 135803373 is about 11653.4704273019. The cubic root of 135803373 is about 514.0083636040.

The spelling of 135803373 in words is "one hundred thirty-five million, eight hundred three thousand, three hundred seventy-three".

Divisors: 1 3 45267791 135803373