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1013913 = 32112657
BaseRepresentation
bin11110111100010011001
31220111211100
43313202121
5224421123
633422013
711422005
oct3674231
91814740
101013913
1163284a
1240a909
13296664
141c5705
15150643
hexf7899

1013913 has 6 divisors (see below), whose sum is σ = 1464554. Its totient is φ = 675936.

The previous prime is 1013899. The next prime is 1013921. The reversal of 1013913 is 3193101.

It can be written as a sum of positive squares in only one way, i.e., 685584 + 328329 = 828^2 + 573^2 .

It is not a de Polignac number, because 1013913 - 29 = 1013401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1013923) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 56320 + ... + 56337.

21013913 is an apocalyptic number.

It is an amenable number.

1013913 is a deficient number, since it is larger than the sum of its proper divisors (450641).

1013913 is a wasteful number, since it uses less digits than its factorization.

1013913 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112663 (or 112660 counting only the distinct ones).

The product of its (nonzero) digits is 81, while the sum is 18.

The square root of 1013913 is about 1006.9324704269. The cubic root of 1013913 is about 100.4616323433.

The spelling of 1013913 in words is "one million, thirteen thousand, nine hundred thirteen".

Divisors: 1 3 9 112657 337971 1013913