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1343630 = 25134363
BaseRepresentation
bin101001000000010001110
32112021010002
411020002032
5320444010
644444302
714264201
oct5100216
92467102
101343630
11838542
12549692
13380762
1426d938
151b81a5
hex14808e

1343630 has 8 divisors (see below), whose sum is σ = 2418552. Its totient is φ = 537448.

The previous prime is 1343627. The next prime is 1343651. The reversal of 1343630 is 363431.

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

It is a super-3 number, since 3×13436303 = 7277133308910441000, which contains 333 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67172 + ... + 67191.

It is an arithmetic number, because the mean of its divisors is an integer number (302319).

21343630 is an apocalyptic number.

1343630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1343630 is a deficient number, since it is larger than the sum of its proper divisors (1074922).

1343630 is a wasteful number, since it uses less digits than its factorization.

1343630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134370.

The product of its (nonzero) digits is 648, while the sum is 20.

The square root of 1343630 is about 1159.1505510502. The cubic root of 1343630 is about 110.3468391224.

The spelling of 1343630 in words is "one million, three hundred forty-three thousand, six hundred thirty".

Divisors: 1 2 5 10 134363 268726 671815 1343630