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120130300 = 225211310631
BaseRepresentation
bin1110010100100…
…00101011111100
322101001020210101
413022100223330
5221223132200
615530450444
72656043053
oct712205374
9271036711
10120130300
11618a0744
1234293a24
131bb71324
1411d5139a
15a82e26a
hex7290afc

120130300 has 36 divisors (see below), whose sum is σ = 263014416. Its totient is φ = 47622400.

The previous prime is 120130273. The next prime is 120130303. The reversal of 120130300 is 3031021.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120130303) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5985 + ... + 16615.

It is an arithmetic number, because the mean of its divisors is an integer number (7305956).

Almost surely, 2120130300 is an apocalyptic number.

120130300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 120130300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (131507208).

120130300 is an abundant number, since it is smaller than the sum of its proper divisors (142884116).

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

120130300 is a wasteful number, since it uses less digits than its factorization.

120130300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10758 (or 10751 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 10.

The square root of 120130300 is about 10960.3968906240. The cubic root of 120130300 is about 493.4208766402.

Adding to 120130300 its reverse (3031021), we get a palindrome (123161321).

The spelling of 120130300 in words is "one hundred twenty million, one hundred thirty thousand, three hundred".

Divisors: 1 2 4 5 10 20 25 50 100 113 226 452 565 1130 2260 2825 5650 10631 11300 21262 42524 53155 106310 212620 265775 531550 1063100 1201303 2402606 4805212 6006515 12013030 24026060 30032575 60065150 120130300