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26303100057 = 331374937607
BaseRepresentation
bin11000011111110010…
…010111010010011001
32111220002220221001000
4120133302113102121
5412332043200212
620030010415213
71620546442623
oct303762272231
974802827030
1026303100057
1110178461423
125120a31509
1326324b8540
1413b7473c13
15a3e2c61dc
hex61fc97499

26303100057 has 16 divisors (see below), whose sum is σ = 41965060480. Its totient is φ = 16186522896.

The previous prime is 26303100041. The next prime is 26303100059. The reversal of 26303100057 is 75000130362.

It is a happy number.

It is not a de Polignac number, because 26303100057 - 24 = 26303100041 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 26303100057.

It is not an unprimeable number, because it can be changed into a prime (26303100059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37468453 + ... + 37469154.

It is an arithmetic number, because the mean of its divisors is an integer number (2622816280).

Almost surely, 226303100057 is an apocalyptic number.

26303100057 is a gapful number since it is divisible by the number (27) formed by its first and last digit.

It is an amenable number.

26303100057 is a deficient number, since it is larger than the sum of its proper divisors (15661960423).

26303100057 is a wasteful number, since it uses less digits than its factorization.

26303100057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74937629 (or 74937623 counting only the distinct ones).

The product of its (nonzero) digits is 3780, while the sum is 27.

The spelling of 26303100057 in words is "twenty-six billion, three hundred three million, one hundred thousand, fifty-seven".

Divisors: 1 3 9 13 27 39 117 351 74937607 224812821 674438463 974188891 2023315389 2922566673 8767700019 26303100057