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103080399 = 334360133
BaseRepresentation
bin1100010010011…
…10000111001111
321011222000201120
412021032013033
5202342033044
614121212023
72361111642
oct611160717
9234860646
10103080399
1153205914
122a631013
1318481926
14d993a59
1590b2519
hex624e1cf

103080399 has 4 divisors (see below), whose sum is σ = 137440536. Its totient is φ = 68720264.

The previous prime is 103080361. The next prime is 103080403. The reversal of 103080399 is 993080301.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 993080301 = 3331026767.

It is a cyclic number.

It is not a de Polignac number, because 103080399 - 223 = 94691791 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103080359) 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, 17180064 + ... + 17180069.

It is an arithmetic number, because the mean of its divisors is an integer number (34360134).

Almost surely, 2103080399 is an apocalyptic number.

103080399 is a deficient number, since it is larger than the sum of its proper divisors (34360137).

103080399 is an equidigital number, since it uses as much as digits as its factorization.

103080399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34360136.

The product of its (nonzero) digits is 5832, while the sum is 33.

The square root of 103080399 is about 10152.8517668683. The cubic root of 103080399 is about 468.8767487999.

The spelling of 103080399 in words is "one hundred three million, eighty thousand, three hundred ninety-nine".

Divisors: 1 3 34360133 103080399