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10169420 = 225508471
BaseRepresentation
bin100110110010…
…110001001100
3201010122211012
4212302301030
510100410140
61001544352
7152303312
oct46626114
921118735
1010169420
115816488
1234a50b8
132150a11
1414ca0b2
15d5d265
hex9b2c4c

10169420 has 12 divisors (see below), whose sum is σ = 21355824. Its totient is φ = 4067760.

The previous prime is 10169359. The next prime is 10169429. The reversal of 10169420 is 2496101.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (10169429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 254216 + ... + 254255.

It is an arithmetic number, because the mean of its divisors is an integer number (1779652).

Almost surely, 210169420 is an apocalyptic number.

10169420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10169420 is an abundant number, since it is smaller than the sum of its proper divisors (11186404).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10169420 is a wasteful number, since it uses less digits than its factorization.

10169420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 508480 (or 508478 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 23.

The square root of 10169420 is about 3188.9528061732. The cubic root of 10169420 is about 216.6533430334.

The spelling of 10169420 in words is "ten million, one hundred sixty-nine thousand, four hundred twenty".

Divisors: 1 2 4 5 10 20 508471 1016942 2033884 2542355 5084710 10169420