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1356475705 = 51320868857
BaseRepresentation
bin101000011011010…
…0010110100111001
310111112110002211221
41100312202310321
510234224210310
6342333552041
745420565444
oct12066426471
93445402757
101356475705
11636771302
1231a345621
1318804ca60
14cc22265b
157e148ada
hex50da2d39

1356475705 has 8 divisors (see below), whose sum is σ = 1752984072. Its totient is φ = 1001705088.

The previous prime is 1356475699. The next prime is 1356475751. The reversal of 1356475705 is 5075746531.

It can be written as a sum of positive squares in 4 ways, for example, as 12446784 + 1344028921 = 3528^2 + 36661^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-1356475705 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10434364 + ... + 10434493.

It is an arithmetic number, because the mean of its divisors is an integer number (219123009).

Almost surely, 21356475705 is an apocalyptic number.

It is an amenable number.

1356475705 is a deficient number, since it is larger than the sum of its proper divisors (396508367).

1356475705 is a wasteful number, since it uses less digits than its factorization.

1356475705 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20868875.

The product of its (nonzero) digits is 441000, while the sum is 43.

The square root of 1356475705 is about 36830.3638999128. The cubic root of 1356475705 is about 1106.9737945628.

The spelling of 1356475705 in words is "one billion, three hundred fifty-six million, four hundred seventy-five thousand, seven hundred five".

Divisors: 1 5 13 65 20868857 104344285 271295141 1356475705