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13010050 = 252260201
BaseRepresentation
bin110001101000…
…010010000010
3220110222102201
4301220102002
511312310200
61142503414
7215404114
oct61502202
926428381
1013010050
117386709
124434b6a
132906971
141a293b4
15121ec6a
hexc68482

13010050 has 12 divisors (see below), whose sum is σ = 24198786. Its totient is φ = 5204000.

The previous prime is 13010047. The next prime is 13010059. The reversal of 13010050 is 5001031.

It can be written as a sum of positive squares in 3 ways, for example, as 11553201 + 1456849 = 3399^2 + 1207^2 .

It is a super-2 number, since 2×130100502 = 338522802005000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is not an unprimeable number, because it can be changed into a prime (13010059) 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, 130051 + ... + 130150.

Almost surely, 213010050 is an apocalyptic number.

13010050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13010050 is a deficient number, since it is larger than the sum of its proper divisors (11188736).

13010050 is a wasteful number, since it uses less digits than its factorization.

13010050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 260213 (or 260208 counting only the distinct ones).

The product of its (nonzero) digits is 15, while the sum is 10.

The square root of 13010050 is about 3606.9446904548. The cubic root of 13010050 is about 235.1940452508.

Adding to 13010050 its reverse (5001031), we get a palindrome (18011081).

The spelling of 13010050 in words is "thirteen million, ten thousand, fifty".

Divisors: 1 2 5 10 25 50 260201 520402 1301005 2602010 6505025 13010050