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13898760192 = 214353491
BaseRepresentation
bin11001111000110111…
…00100000000000000
31022212121222011200000
430330123210000000
5211431040311232
610215054400000
71001265340512
oct147433440000
938777864600
1013898760192
115992540279
12283a800000
131406652c75
1495bc81bb2
155652d627c
hex33c6e4000

13898760192 has 180 divisors, whose sum is σ = 41649740496. Its totient is φ = 4631592960.

The previous prime is 13898760181. The next prime is 13898760199. The reversal of 13898760192 is 29106789831.

13898760192 is a `hidden beast` number, since 1 + 389 + 8 + 76 + 0 + 192 = 666.

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

It is not an unprimeable number, because it can be changed into a prime (13898760199) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3979567 + ... + 3983057.

Almost surely, 213898760192 is an apocalyptic number.

13898760192 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13898760192, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20824870248).

13898760192 is an abundant number, since it is smaller than the sum of its proper divisors (27750980304).

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

13898760192 is an frugal number, since it uses more digits than its factorization.

13898760192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3534 (or 3496 counting only the distinct ones).

The product of its (nonzero) digits is 1306368, while the sum is 54.

The spelling of 13898760192 in words is "thirteen billion, eight hundred ninety-eight million, seven hundred sixty thousand, one hundred ninety-two".