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10817420 = 225540871
BaseRepresentation
bin101001010000…
…111110001100
3202100120201012
4221100332030
510232124140
61023504352
7160642445
oct51207614
922316635
1010817420
116119319
1237580b8
132319953
1416182cc
15e3a265
hexa50f8c

10817420 has 12 divisors (see below), whose sum is σ = 22716624. Its totient is φ = 4326960.

The previous prime is 10817413. The next prime is 10817437. The reversal of 10817420 is 2471801.

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, 270416 + ... + 270455.

It is an arithmetic number, because the mean of its divisors is an integer number (1893052).

Almost surely, 210817420 is an apocalyptic number.

10817420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10817420 is an abundant number, since it is smaller than the sum of its proper divisors (11899204).

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

10817420 is a wasteful number, since it uses less digits than its factorization.

10817420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 540880 (or 540878 counting only the distinct ones).

The product of its (nonzero) digits is 448, while the sum is 23.

The square root of 10817420 is about 3288.9846457532. The cubic root of 10817420 is about 221.1606702058.

The spelling of 10817420 in words is "ten million, eight hundred seventeen thousand, four hundred twenty".

Divisors: 1 2 4 5 10 20 540871 1081742 2163484 2704355 5408710 10817420