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10277420 = 225513871
BaseRepresentation
bin100111001101…
…001000101100
3201100010222012
4213031020230
510112334140
61004140352
7153233216
oct47151054
921303865
1010277420
11588a63a
1235376b8
13218ac1a
1415175b6
15d80265
hex9cd22c

10277420 has 12 divisors (see below), whose sum is σ = 21582624. Its totient is φ = 4110960.

The previous prime is 10277419. The next prime is 10277437. The reversal of 10277420 is 2477201.

It is an unprimeable number.

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, 256916 + ... + 256955.

It is an arithmetic number, because the mean of its divisors is an integer number (1798552).

Almost surely, 210277420 is an apocalyptic number.

10277420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10277420 is an abundant number, since it is smaller than the sum of its proper divisors (11305204).

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

10277420 is a wasteful number, since it uses less digits than its factorization.

10277420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 513880 (or 513878 counting only the distinct ones).

The product of its (nonzero) digits is 784, while the sum is 23.

The square root of 10277420 is about 3205.8415431833. The cubic root of 10277420 is about 217.4176021172.

The spelling of 10277420 in words is "ten million, two hundred seventy-seven thousand, four hundred twenty".

Divisors: 1 2 4 5 10 20 513871 1027742 2055484 2569355 5138710 10277420