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10228501 = 25140751
BaseRepresentation
bin100111000001…
…001100010101
3201020122212101
4213001030111
510104303001
61003122101
7152640463
oct47011425
921218771
1010228501
115856908
123513331
13217188a
141503833
15d70a01
hex9c1315

10228501 has 4 divisors (see below), whose sum is σ = 10269504. Its totient is φ = 10187500.

The previous prime is 10228489. The next prime is 10228511. The reversal of 10228501 is 10582201.

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: 10582201 = 71511743.

It is a cyclic number.

It is not a de Polignac number, because 10228501 - 29 = 10227989 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 (10228511) 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, 20125 + ... + 20626.

It is an arithmetic number, because the mean of its divisors is an integer number (2567376).

Almost surely, 210228501 is an apocalyptic number.

It is an amenable number.

10228501 is a deficient number, since it is larger than the sum of its proper divisors (41003).

10228501 is an equidigital number, since it uses as much as digits as its factorization.

10228501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41002.

The product of its (nonzero) digits is 160, while the sum is 19.

The square root of 10228501 is about 3198.2027765606. The cubic root of 10228501 is about 217.0720947988.

The spelling of 10228501 in words is "ten million, two hundred twenty-eight thousand, five hundred one".

Divisors: 1 251 40751 10228501