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10180213 = 36727739
BaseRepresentation
bin100110110101…
…011001110101
3201011012121221
4212311121311
510101231323
61002110341
7152346631
oct46653165
921135557
1010180213
1158235aa
1234ab3b1
1321558c4
1414cddc1
15d6155d
hex9b5675

10180213 has 4 divisors (see below), whose sum is σ = 10208320. Its totient is φ = 10152108.

The previous prime is 10180169. The next prime is 10180231. The reversal of 10180213 is 31208101.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 31208101 = 97321733.

It is a cyclic number.

It is not a de Polignac number, because 10180213 - 213 = 10172021 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10180253) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13503 + ... + 14236.

It is an arithmetic number, because the mean of its divisors is an integer number (2552080).

Almost surely, 210180213 is an apocalyptic number.

It is an amenable number.

10180213 is a deficient number, since it is larger than the sum of its proper divisors (28107).

10180213 is an equidigital number, since it uses as much as digits as its factorization.

10180213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28106.

The product of its (nonzero) digits is 48, while the sum is 16.

The square root of 10180213 is about 3190.6446057184. The cubic root of 10180213 is about 216.7299620467.

Adding to 10180213 its reverse (31208101), we get a palindrome (41388314).

The spelling of 10180213 in words is "ten million, one hundred eighty thousand, two hundred thirteen".

Divisors: 1 367 27739 10180213