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1230310300 = 225212303103
BaseRepresentation
bin100100101010101…
…0000101110011100
310011202001020110011
41021111100232130
510004424412200
6322025453004
742326315332
oct11125205634
93152036404
101230310300
1158152937a
122a4041164
13167b7777b
14b957db52
15730265ba
hex49550b9c

1230310300 has 18 divisors (see below), whose sum is σ = 2669773568. Its totient is φ = 492124080.

The previous prime is 1230310271. The next prime is 1230310307. The reversal of 1230310300 is 30130321.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1230310307) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6151452 + ... + 6151651.

Almost surely, 21230310300 is an apocalyptic number.

1230310300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1230310300 is an abundant number, since it is smaller than the sum of its proper divisors (1439463268).

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

1230310300 is a wasteful number, since it uses less digits than its factorization.

1230310300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12303117 (or 12303110 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 13.

The square root of 1230310300 is about 35075.7793926236. The cubic root of 1230310300 is about 1071.5313619054.

Adding to 1230310300 its reverse (30130321), we get a palindrome (1260440621).

The spelling of 1230310300 in words is "one billion, two hundred thirty million, three hundred ten thousand, three hundred".

Divisors: 1 2 4 5 10 20 25 50 100 12303103 24606206 49212412 61515515 123031030 246062060 307577575 615155150 1230310300