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123410312030 = 2547925764157
BaseRepresentation
bin111001011101111010…
…0111110101101011110
3102210112200021102010102
41302323310332231132
54010221014441110
6132405515141102
711626136226035
oct1627364765536
9383480242112
10123410312030
11483799a4015
121bb01a44792
13b8398b0a95
145d8a23971c
1533245985a5
hex1cbbd3eb5e

123410312030 has 16 divisors (see below), whose sum is σ = 222602325120. Its totient is φ = 49261066272.

The previous prime is 123410312027. The next prime is 123410312059. The reversal of 123410312030 is 30213014321.

It is a junction number, because it is equal to n+sod(n) for n = 123410311993 and 123410312011.

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, 12877289 + ... + 12886868.

It is an arithmetic number, because the mean of its divisors is an integer number (13912645320).

Almost surely, 2123410312030 is an apocalyptic number.

123410312030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

123410312030 is a deficient number, since it is larger than the sum of its proper divisors (99192013090).

123410312030 is a wasteful number, since it uses less digits than its factorization.

123410312030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25764643.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 123410312030 its reverse (30213014321), we get a palindrome (153623326351).

The spelling of 123410312030 in words is "one hundred twenty-three billion, four hundred ten million, three hundred twelve thousand, thirty".

Divisors: 1 2 5 10 479 958 2395 4790 25764157 51528314 128820785 257641570 12341031203 24682062406 61705156015 123410312030