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123013322030 = 2519647438537
BaseRepresentation
bin111001010010000101…
…0100101010100101110
3102202112000021020020002
41302210022211110232
54003412402301110
6132302254224302
711613245661554
oct1624412452456
9382460236202
10123013322030
11481958a4605
121ba10ab5092
13b7a5584561
145d4d619bd4
1532ee7cbaa5
hex1ca42a552e

123013322030 has 16 divisors (see below), whose sum is σ = 233077873680. Its totient is φ = 46615574592.

The previous prime is 123013322027. The next prime is 123013322041. The reversal of 123013322030 is 30223310321.

It is a junction number, because it is equal to n+sod(n) for n = 123013321993 and 123013322011.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 323719079 + ... + 323719458.

It is an arithmetic number, because the mean of its divisors is an integer number (14567367105).

Almost surely, 2123013322030 is an apocalyptic number.

123013322030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

123013322030 is a deficient number, since it is larger than the sum of its proper divisors (110064551650).

123013322030 is a wasteful number, since it uses less digits than its factorization.

123013322030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 647438563.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 123013322030 its reverse (30223310321), we get a palindrome (153236632351).

The spelling of 123013322030 in words is "one hundred twenty-three billion, thirteen million, three hundred twenty-two thousand, thirty".

Divisors: 1 2 5 10 19 38 95 190 647438537 1294877074 3237192685 6474385370 12301332203 24602664406 61506661015 123013322030