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10285397 = 312571291
BaseRepresentation
bin100111001111…
…000101010101
3201100112220122
4213033011111
510113113042
61004241325
7153265403
oct47170525
921315818
1010285397
115895631
123540245
132191745
14151a473
15d827d2
hex9cf155

10285397 has 8 divisors (see below), whose sum is σ = 10666752. Its totient is φ = 9907200.

The previous prime is 10285351. The next prime is 10285409. The reversal of 10285397 is 79358201.

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

It is a cyclic number.

It is not a de Polignac number, because 10285397 - 26 = 10285333 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 (10285307) 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, 7322 + ... + 8612.

It is an arithmetic number, because the mean of its divisors is an integer number (1333344).

Almost surely, 210285397 is an apocalyptic number.

It is an amenable number.

10285397 is a deficient number, since it is larger than the sum of its proper divisors (381355).

10285397 is a wasteful number, since it uses less digits than its factorization.

10285397 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1579.

The product of its (nonzero) digits is 15120, while the sum is 35.

The square root of 10285397 is about 3207.0854369661. The cubic root of 10285397 is about 217.4738384000.

The spelling of 10285397 in words is "ten million, two hundred eighty-five thousand, three hundred ninety-seven".

Divisors: 1 31 257 1291 7967 40021 331787 10285397