Search a number
-
+
102213223 = 735334133
BaseRepresentation
bin1100001011110…
…10011001100111
321010022222011221
412011322121213
5202131310343
614050441211
72350540510
oct605723147
9233288157
10102213223
1152773342
122a293207
1318239cc8
14d809a07
158e905ed
hex617a667

102213223 has 8 divisors (see below), whose sum is σ = 116876448. Its totient is φ = 87565344.

The previous prime is 102213191. The next prime is 102213227. The reversal of 102213223 is 322312201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 102213223 - 25 = 102213191 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 102213197 and 102213206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102213227) 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, 22665 + ... + 26797.

It is an arithmetic number, because the mean of its divisors is an integer number (14609556).

Almost surely, 2102213223 is an apocalyptic number.

102213223 is a deficient number, since it is larger than the sum of its proper divisors (14663225).

102213223 is an equidigital number, since it uses as much as digits as its factorization.

102213223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7673.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 102213223 is about 10110.0555389177. The cubic root of 102213223 is about 467.5582174632.

Adding to 102213223 its reverse (322312201), we get a palindrome (424525424).

The spelling of 102213223 in words is "one hundred two million, two hundred thirteen thousand, two hundred twenty-three".

Divisors: 1 7 3533 4133 24731 28931 14601889 102213223