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13020370098 = 238839712531
BaseRepresentation
bin11000010000001001…
…10001010010110010
31020121102010022222120
430020010301102302
5203131203320343
65551555415110
7640441214451
oct141004612262
936542108876
1013020370098
11558172884a
1226345b4496
1312c6684708
148b734cb98
15513127683
hex3081314b2

13020370098 has 32 divisors (see below), whose sum is σ = 26107391232. Its totient is φ = 4329032400.

The previous prime is 13020370093. The next prime is 13020370117. The reversal of 13020370098 is 89007302031.

It is not an unprimeable number, because it can be changed into a prime (13020370093) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5143093 + ... + 5145623.

It is an arithmetic number, because the mean of its divisors is an integer number (815855976).

Almost surely, 213020370098 is an apocalyptic number.

13020370098 is an abundant number, since it is smaller than the sum of its proper divisors (13087021134).

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

13020370098 is a wasteful number, since it uses less digits than its factorization.

13020370098 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4390.

The product of its (nonzero) digits is 9072, while the sum is 33.

The spelling of 13020370098 in words is "thirteen billion, twenty million, three hundred seventy thousand, ninety-eight".

Divisors: 1 2 3 6 883 971 1766 1942 2531 2649 2913 5062 5298 5826 7593 15186 857393 1714786 2234873 2457601 2572179 4469746 4915202 5144358 6704619 7372803 13409238 14745606 2170061683 4340123366 6510185049 13020370098