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103452013 = 714778859
BaseRepresentation
bin1100010101010…
…00110101101101
321012122220111001
412022220311231
5202440431023
614133200301
72364220240
oct612506555
9235586431
10103452013
115343a035
122a790091
1318581b12
14da4d257
1591376ad
hex62a8d6d

103452013 has 4 divisors (see below), whose sum is σ = 118230880. Its totient is φ = 88673148.

The previous prime is 103452007. The next prime is 103452031. The reversal of 103452013 is 310254301.

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 a cyclic number.

It is not a de Polignac number, because 103452013 - 25 = 103451981 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 (103452313) 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, 7389423 + ... + 7389436.

It is an arithmetic number, because the mean of its divisors is an integer number (29557720).

Almost surely, 2103452013 is an apocalyptic number.

It is an amenable number.

103452013 is a deficient number, since it is larger than the sum of its proper divisors (14778867).

103452013 is an equidigital number, since it uses as much as digits as its factorization.

103452013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14778866.

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 103452013 is about 10171.1362688738. The cubic root of 103452013 is about 469.4395205108.

The spelling of 103452013 in words is "one hundred three million, four hundred fifty-two thousand, thirteen".

Divisors: 1 7 14778859 103452013