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120102 = 2337541
BaseRepresentation
bin11101010100100110
320002202020
4131110212
512320402
62324010
71010103
oct352446
9202666
10120102
1182264
1259606
1342888
1431aaa
15258bc
hex1d526

120102 has 16 divisors (see below), whose sum is σ = 247152. Its totient is φ = 38880.

The previous prime is 120097. The next prime is 120103. The reversal of 120102 is 201021.

Adding to 120102 its reverse (201021), we get a palindrome (321123).

It can be divided in two parts, 120 and 102, that added together give a palindrome (222).

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (6).

It is a plaindrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120103) by changing a digit.

120102 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49 + ... + 492.

It is an arithmetic number, because the mean of its divisors is an integer number (15447).

2120102 is an apocalyptic number.

120102 is an abundant number, since it is smaller than the sum of its proper divisors (127050).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

120102 is a wasteful number, since it uses less digits than its factorization.

120102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 583.

The product of its (nonzero) digits is 4, while the sum is 6.

The square root of 120102 is about 346.5573545605. The cubic root of 120102 is about 49.3382127306.

The spelling of 120102 in words is "one hundred twenty thousand, one hundred two", and thus it is an iban number.

Divisors: 1 2 3 6 37 74 111 222 541 1082 1623 3246 20017 40034 60051 120102