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10213071 = 3111971571
BaseRepresentation
bin100110111101…
…011011001111
3201012212200220
4212331123033
510103304241
61002522423
7152544501
oct46753317
921185626
1010213071
115846260
123506413
13216784b
1414dbd71
15d6b166
hex9bd6cf

10213071 has 16 divisors (see below), whose sum is σ = 14940288. Its totient is φ = 6154400.

The previous prime is 10213061. The next prime is 10213087. The reversal of 10213071 is 17031201.

It is a cyclic number.

It is not a de Polignac number, because 10213071 - 214 = 10196687 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10213071.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10213001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5716 + ... + 7286.

It is an arithmetic number, because the mean of its divisors is an integer number (933768).

Almost surely, 210213071 is an apocalyptic number.

10213071 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

10213071 is a deficient number, since it is larger than the sum of its proper divisors (4727217).

10213071 is a wasteful number, since it uses less digits than its factorization.

10213071 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1782.

The product of its (nonzero) digits is 42, while the sum is 15.

The square root of 10213071 is about 3195.7895737986. The cubic root of 10213071 is about 216.9628866144.

Adding to 10213071 its reverse (17031201), we get a palindrome (27244272).

It can be divided in two parts, 102130 and 71, that added together give a palindrome (102201).

The spelling of 10213071 in words is "ten million, two hundred thirteen thousand, seventy-one".

Divisors: 1 3 11 33 197 591 1571 2167 4713 6501 17281 51843 309487 928461 3404357 10213071