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13107524490 = 235519733889
BaseRepresentation
bin11000011010100010…
…01111001110001010
31020211111010020100000
430031101033032022
5203321011240430
610004351423430
7642550056054
oct141521171612
936744106300
1013107524490
115616946175
122659824b76
13130b74b368
148c4b588d4
1551aae0e60
hex30d44f38a

13107524490 has 192 divisors, whose sum is σ = 37721174400. Its totient is φ = 3265173504.

The previous prime is 13107524489. The next prime is 13107524497. The reversal of 13107524490 is 9442570131.

13107524490 is a `hidden beast` number, since 13 + 107 + 52 + 4 + 490 = 666.

It is not an unprimeable number, because it can be changed into a prime (13107524497) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 3368466 + ... + 3372354.

It is an arithmetic number, because the mean of its divisors is an integer number (196464450).

Almost surely, 213107524490 is an apocalyptic number.

13107524490 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 13107524490, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18860587200).

13107524490 is an abundant number, since it is smaller than the sum of its proper divisors (24613649910).

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

13107524490 is a wasteful number, since it uses less digits than its factorization.

13107524490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4003 (or 3991 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 36.

The spelling of 13107524490 in words is "thirteen billion, one hundred seven million, five hundred twenty-four thousand, four hundred ninety".