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103107893 = 721169809
BaseRepresentation
bin1100010010101…
…00110100110101
321012000102102212
412021110310311
5202343423033
614121543205
72361255050
oct611246465
9235012385
10103107893
1153224539
122a644b05
13184912b5
14d99da97
1590ba748
hex6254d35

103107893 has 8 divisors (see below), whose sum is σ = 118397760. Its totient is φ = 87958080.

The previous prime is 103107887. The next prime is 103107899. The reversal of 103107893 is 398701301.

It is an interprime number because it is at equal distance from previous prime (103107887) and next prime (103107899).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 103107893 - 212 = 103103797 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 (103107899) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33428 + ... + 36381.

It is an arithmetic number, because the mean of its divisors is an integer number (14799720).

Almost surely, 2103107893 is an apocalyptic number.

It is an amenable number.

103107893 is a deficient number, since it is larger than the sum of its proper divisors (15289867).

103107893 is an equidigital number, since it uses as much as digits as its factorization.

103107893 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70027.

The product of its (nonzero) digits is 4536, while the sum is 32.

The square root of 103107893 is about 10154.2056804065. The cubic root of 103107893 is about 468.9184319634.

The spelling of 103107893 in words is "one hundred three million, one hundred seven thousand, eight hundred ninety-three".

Divisors: 1 7 211 1477 69809 488663 14729699 103107893