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102033213 = 334011071
BaseRepresentation
bin1100001010011…
…10011100111101
321002222211020220
412011032130331
5202110030323
614042531553
72346160632
oct605163475
9232884226
10102033213
1152660077
122a206bb9
13181a60a9
14d7a0189
158e570e3
hex614e73d

102033213 has 4 divisors (see below), whose sum is σ = 136044288. Its totient is φ = 68022140.

The previous prime is 102033203. The next prime is 102033229. The reversal of 102033213 is 312330201.

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: 312330201 = 3104110067.

It is a cyclic number.

It is not a de Polignac number, because 102033213 - 25 = 102033181 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 102033192 and 102033201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102033203) 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, 17005533 + ... + 17005538.

It is an arithmetic number, because the mean of its divisors is an integer number (34011072).

Almost surely, 2102033213 is an apocalyptic number.

It is an amenable number.

102033213 is a deficient number, since it is larger than the sum of its proper divisors (34011075).

102033213 is an equidigital number, since it uses as much as digits as its factorization.

102033213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34011074.

The product of its (nonzero) digits is 108, while the sum is 15.

The square root of 102033213 is about 10101.1490930488. The cubic root of 102033213 is about 467.2835804217.

Adding to 102033213 its reverse (312330201), we get a palindrome (414363414).

The spelling of 102033213 in words is "one hundred two million, thirty-three thousand, two hundred thirteen".

Divisors: 1 3 34011071 102033213