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13900151409 = 37363471011
BaseRepresentation
bin11001111001000001…
…10111101001110001
31022212201120212001120
430330200313221301
5211431414321114
610215144252453
71001313223524
oct147440675161
938781525046
1013900151409
115993300541
12283b171129
131406a1c281
1495c124bbb
155654ad5a9
hex33c837a71

13900151409 has 8 divisors (see below), whose sum is σ = 18787419552. Its totient is φ = 9139825440.

The previous prime is 13900151401. The next prime is 13900151413. The reversal of 13900151409 is 90415100931.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 13900151409 - 23 = 13900151401 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 13900151409.

It is not an unprimeable number, because it can be changed into a prime (13900151401) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31735287 + ... + 31735724.

It is an arithmetic number, because the mean of its divisors is an integer number (2348427444).

Almost surely, 213900151409 is an apocalyptic number.

It is an amenable number.

13900151409 is a deficient number, since it is larger than the sum of its proper divisors (4887268143).

13900151409 is an equidigital number, since it uses as much as digits as its factorization.

13900151409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63471087.

The product of its (nonzero) digits is 4860, while the sum is 33.

The spelling of 13900151409 in words is "thirteen billion, nine hundred million, one hundred fifty-one thousand, four hundred nine".

Divisors: 1 3 73 219 63471011 190413033 4633383803 13900151409