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10426385 = 531137491
BaseRepresentation
bin100111110001…
…100000010001
3201121201022102
4213301200101
510132121020
61011250145
7154423424
oct47614021
921551272
1010426385
115981552
1235a9955
132210978
1415559bb
15dae475
hex9f1811

10426385 has 16 divisors (see below), whose sum is σ = 13036032. Its totient is φ = 7996800.

The previous prime is 10426379. The next prime is 10426387. The reversal of 10426385 is 58362401.

It is not a de Polignac number, because 10426385 - 24 = 10426369 is a prime.

It is a Duffinian number.

It is a plaindrome in base 14.

It is not an unprimeable number, because it can be changed into a prime (10426387) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20990 + ... + 21480.

It is an arithmetic number, because the mean of its divisors is an integer number (814752).

Almost surely, 210426385 is an apocalyptic number.

It is an amenable number.

10426385 is a deficient number, since it is larger than the sum of its proper divisors (2609647).

10426385 is a wasteful number, since it uses less digits than its factorization.

10426385 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 664.

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 10426385 is about 3228.9913285731. The cubic root of 10426385 is about 218.4630130426.

Adding to 10426385 its reverse (58362401), we get a palindrome (68788786).

The spelling of 10426385 in words is "ten million, four hundred twenty-six thousand, three hundred eighty-five".

Divisors: 1 5 31 137 155 491 685 2455 4247 15221 21235 67267 76105 336335 2085277 10426385