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13417849930 = 251778928529
BaseRepresentation
bin11000111111100010…
…00010010001001010
31021122010001101210211
430133301002101022
5204434432144210
610055235031334
7653335562002
oct143761022112
937563041724
1013417849930
115766032281
12272573b54a
13135ab22b94
14914059002
15537e8e38a
hex31fc4244a

13417849930 has 16 divisors (see below), whose sum is σ = 25572843720. Its totient is φ = 5051425792.

The previous prime is 13417849901. The next prime is 13417849931. The reversal of 13417849930 is 3994871431.

It can be written as a sum of positive squares in 4 ways, for example, as 9254632401 + 4163217529 = 96201^2 + 64523^2 .

It is not an unprimeable number, because it can be changed into a prime (13417849931) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39464095 + ... + 39464434.

Almost surely, 213417849930 is an apocalyptic number.

13417849930 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13417849930 is a deficient number, since it is larger than the sum of its proper divisors (12154993790).

13417849930 is a wasteful number, since it uses less digits than its factorization.

13417849930 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78928553.

The product of its (nonzero) digits is 653184, while the sum is 49.

The spelling of 13417849930 in words is "thirteen billion, four hundred seventeen million, eight hundred forty-nine thousand, nine hundred thirty".

Divisors: 1 2 5 10 17 34 85 170 78928529 157857058 394642645 789285290 1341784993 2683569986 6708924965 13417849930