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10075493 = 72713859
BaseRepresentation
bin100110011011…
…110101100101
3200221212222102
4212123311211
510034403433
6555541445
7151432421
oct46336545
920855872
1010075493
11576195a
12345a885
13211a03c
1414a3b81
15d404e8
hex99bd65

10075493 has 4 divisors (see below), whose sum is σ = 10090080. Its totient is φ = 10060908.

The previous prime is 10075469. The next prime is 10075501. The reversal of 10075493 is 39457001.

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: 39457001 = 113349177.

It is a cyclic number.

It is not a de Polignac number, because 10075493 - 210 = 10074469 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 (10077493) 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, 6203 + ... + 7656.

It is an arithmetic number, because the mean of its divisors is an integer number (2522520).

Almost surely, 210075493 is an apocalyptic number.

It is an amenable number.

10075493 is a deficient number, since it is larger than the sum of its proper divisors (14587).

10075493 is an equidigital number, since it uses as much as digits as its factorization.

10075493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14586.

The product of its (nonzero) digits is 3780, while the sum is 29.

The square root of 10075493 is about 3174.1917081361. The cubic root of 10075493 is about 215.9842595411.

The spelling of 10075493 in words is "ten million, seventy-five thousand, four hundred ninety-three".

Divisors: 1 727 13859 10075493