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13123213150 = 252262464263
BaseRepresentation
bin11000011100011010…
…00101011101011110
31020212120122022010111
430032031011131132
5203334020310100
610010112000234
7643130320435
oct141615053536
936776568114
1013123213150
115624791303
122662b3007a
131311a822a8
148c6c8011c
1551c18e6ba
hex30e34575e

13123213150 has 12 divisors (see below), whose sum is σ = 24409176552. Its totient is φ = 5249285240.

The previous prime is 13123213133. The next prime is 13123213157. The reversal of 13123213150 is 5131232131.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13123213157) 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, 131232082 + ... + 131232181.

It is an arithmetic number, because the mean of its divisors is an integer number (2034098046).

Almost surely, 213123213150 is an apocalyptic number.

13123213150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13123213150 is a deficient number, since it is larger than the sum of its proper divisors (11285963402).

13123213150 is a wasteful number, since it uses less digits than its factorization.

13123213150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262464275 (or 262464270 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 22.

Adding to 13123213150 its reverse (5131232131), we get a palindrome (18254445281).

The spelling of 13123213150 in words is "thirteen billion, one hundred twenty-three million, two hundred thirteen thousand, one hundred fifty".

Divisors: 1 2 5 10 25 50 262464263 524928526 1312321315 2624642630 6561606575 13123213150