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1230107104 = 2553799181
BaseRepresentation
bin100100101010001…
…1111000111100000
310011201122220201101
41021110133013200
510004401411404
6322021244144
742324511042
oct11124370740
93151586641
101230107104
115813aa746
122a3b63654
13167b06135
14b9529a92
1572ed62a4
hex4951f1e0

1230107104 has 48 divisors (see below), whose sum is σ = 2498973120. Its totient is φ = 595745280.

The previous prime is 1230107093. The next prime is 1230107111. The reversal of 1230107104 is 4017010321.

It is a super-2 number, since 2×12301071042 = 3026326974622533632, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 129394 + ... + 138574.

It is an arithmetic number, because the mean of its divisors is an integer number (52061940).

Almost surely, 21230107104 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1230107104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1249486560).

1230107104 is an abundant number, since it is smaller than the sum of its proper divisors (1268866016).

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

1230107104 is an equidigital number, since it uses as much as digits as its factorization.

1230107104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9323 (or 9315 counting only the distinct ones).

The product of its (nonzero) digits is 168, while the sum is 19.

The square root of 1230107104 is about 35072.8827443653. The cubic root of 1230107104 is about 1071.4723678791.

Adding to 1230107104 its reverse (4017010321), we get a palindrome (5247117425).

The spelling of 1230107104 in words is "one billion, two hundred thirty million, one hundred seven thousand, one hundred four".

Divisors: 1 2 4 8 16 32 53 79 106 158 212 316 424 632 848 1264 1696 2528 4187 8374 9181 16748 18362 33496 36724 66992 73448 133984 146896 293792 486593 725299 973186 1450598 1946372 2901196 3892744 5802392 7785488 11604784 15570976 23209568 38440847 76881694 153763388 307526776 615053552 1230107104