Search a number
-
+
1230103110 = 235371108201
BaseRepresentation
bin100100101010001…
…1110001001000110
310011201122201020110
41021110132021012
510004401244420
6322021213450
742324463305
oct11124361106
93151581213
101230103110
115813a7745
122a3b61286
13167b04382
14b952843c
1572ed4ee0
hex4951e246

1230103110 has 32 divisors (see below), whose sum is σ = 3032040672. Its totient is φ = 319161600.

The previous prime is 1230103097. The next prime is 1230103123. The reversal of 1230103110 is 113010321.

It is an interprime number because it is at equal distance from previous prime (1230103097) and next prime (1230103123).

It is a super-2 number, since 2×12301031102 = 3026307322463344200, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 552991 + ... + 555210.

It is an arithmetic number, because the mean of its divisors is an integer number (94751271).

Almost surely, 21230103110 is an apocalyptic number.

1230103110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1230103110 is an abundant number, since it is smaller than the sum of its proper divisors (1801937562).

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

1230103110 is a wasteful number, since it uses less digits than its factorization.

1230103110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1108248.

The product of its (nonzero) digits is 18, while the sum is 12.

The square root of 1230103110 is about 35072.8258057431. The cubic root of 1230103110 is about 1071.4712082334.

Adding to 1230103110 its reverse (113010321), we get a palindrome (1343113431).

The spelling of 1230103110 in words is "one billion, two hundred thirty million, one hundred three thousand, one hundred ten".

Divisors: 1 2 3 5 6 10 15 30 37 74 111 185 222 370 555 1110 1108201 2216402 3324603 5541005 6649206 11082010 16623015 33246030 41003437 82006874 123010311 205017185 246020622 410034370 615051555 1230103110