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13898061226260 = 2233525737150419
BaseRepresentation
bin1100101000111110010100…
…0000001010000100010100
31211012122022210010200221000
43022033211000022010110
53310201212133220020
645320403045223300
72633046625152351
oct312174500120424
954178283120830
1013898061226260
114479153271142
121685654701b30
1379a773886313
14360953b2d628
151917c1897090
hexca3e500a114

13898061226260 has 48 divisors (see below), whose sum is σ = 43238412705600. Its totient is φ = 3706149660192.

The previous prime is 13898061226241. The next prime is 13898061226261. The reversal of 13898061226260 is 6262216089831.

13898061226260 is a `hidden beast` number, since 1 + 3 + 8 + 9 + 8 + 0 + 6 + 1 + 2 + 2 + 626 + 0 = 666.

It is a super-2 number, since 2×138980612262602 (a number of 27 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a junction number, because it is equal to n+sod(n) for n = 13898061226197 and 13898061226206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13898061226261) 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, 12868574670 + ... + 12868575749.

It is an arithmetic number, because the mean of its divisors is an integer number (900800264700).

Almost surely, 213898061226260 is an apocalyptic number.

13898061226260 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13898061226260 is an abundant number, since it is smaller than the sum of its proper divisors (29340351479340).

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

13898061226260 is a wasteful number, since it uses less digits than its factorization.

13898061226260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25737150437 (or 25737150429 counting only the distinct ones).

The product of its (nonzero) digits is 2985984, while the sum is 54.

The spelling of 13898061226260 in words is "thirteen trillion, eight hundred ninety-eight billion, sixty-one million, two hundred twenty-six thousand, two hundred sixty".

Divisors: 1 2 3 4 5 6 9 10 12 15 18 20 27 30 36 45 54 60 90 108 135 180 270 540 25737150419 51474300838 77211451257 102948601676 128685752095 154422902514 231634353771 257371504190 308845805028 386057256285 463268707542 514743008380 694903061313 772114512570 926537415084 1158171768855 1389806122626 1544229025140 2316343537710 2779612245252 3474515306565 4632687075420 6949030613130 13898061226260