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16041383145 = 3251342126561
BaseRepresentation
bin11101111000010010…
…00001010011101001
31112101221200200210200
432330021001103221
5230323043230040
611211434302413
71105343335614
oct167411012351
945357620720
1016041383145
116891a40647
123138287a09
1316885154b8
14ac266517b
1563d46c630
hex3bc2414e9

16041383145 has 24 divisors (see below), whose sum is σ = 27808182792. Its totient is φ = 8554444800.

The previous prime is 16041383131. The next prime is 16041383153. The reversal of 16041383145 is 54138314061.

16041383145 is a `hidden beast` number, since 1 + 604 + 1 + 3 + 8 + 3 + 1 + 45 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 8168725161 + 7872657984 = 90381^2 + 88728^2 .

It is not a de Polignac number, because 16041383145 - 24 = 16041383129 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 590665 + ... + 617225.

It is an arithmetic number, because the mean of its divisors is an integer number (1158674283).

Almost surely, 216041383145 is an apocalyptic number.

16041383145 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

16041383145 is a deficient number, since it is larger than the sum of its proper divisors (11766799647).

16041383145 is a wasteful number, since it uses less digits than its factorization.

16041383145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39993 (or 39990 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

The spelling of 16041383145 in words is "sixteen billion, forty-one million, three hundred eighty-three thousand, one hundred forty-five".

Divisors: 1 3 5 9 15 45 13421 26561 40263 67105 79683 120789 132805 201315 239049 398415 603945 1195245 356475181 1069425543 1782375905 3208276629 5347127715 16041383145