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102230033 = 313297743
BaseRepresentation
bin1100001011111…
…10100000010001
321010100211020112
412011332200101
5202132330113
614051051105
72350640513
oct605764021
9233324215
10102230033
1152784a34
122a2a0a95
1318244859
14d811bb3
158e955a8
hex617e811

102230033 has 4 divisors (see below), whose sum is σ = 105527808. Its totient is φ = 98932260.

The previous prime is 102229997. The next prime is 102230039. The reversal of 102230033 is 330032201.

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: 330032201 = 2711217831.

It is a cyclic number.

It is not a de Polignac number, because 102230033 - 26 = 102229969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102230039) 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, 1648841 + ... + 1648902.

It is an arithmetic number, because the mean of its divisors is an integer number (26381952).

Almost surely, 2102230033 is an apocalyptic number.

It is an amenable number.

102230033 is a deficient number, since it is larger than the sum of its proper divisors (3297775).

102230033 is an equidigital number, since it uses as much as digits as its factorization.

102230033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3297774.

The product of its (nonzero) digits is 108, while the sum is 14.

The square root of 102230033 is about 10110.8868552665. The cubic root of 102230033 is about 467.5838476201.

Adding to 102230033 its reverse (330032201), we get a palindrome (432262234).

The spelling of 102230033 in words is "one hundred two million, two hundred thirty thousand, thirty-three".

Divisors: 1 31 3297743 102230033