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1351369053 = 321912596277
BaseRepresentation
bin101000010001100…
…0100000101011101
310111011211122211200
41100203010011131
510231422302203
6342032310113
745326306316
oct12043040535
93434748750
101351369053
116338a3631
123186a2339
13186c82578
14cb69360d
157d98a9a3
hex508c415d

1351369053 has 24 divisors (see below), whose sum is σ = 2056672800. Its totient is φ = 852682464.

The previous prime is 1351369031. The next prime is 1351369067. The reversal of 1351369053 is 3509631531.

1351369053 is a `hidden beast` number, since 1 + 3 + 513 + 6 + 90 + 53 = 666.

It is not a de Polignac number, because 1351369053 - 25 = 1351369021 is a prime.

It is a super-2 number, since 2×13513690532 = 3652396634812233618, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1351368999 and 1351369017.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1351369003) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 212151 + ... + 218427.

It is an arithmetic number, because the mean of its divisors is an integer number (85694700).

Almost surely, 21351369053 is an apocalyptic number.

It is an amenable number.

1351369053 is a deficient number, since it is larger than the sum of its proper divisors (705303747).

1351369053 is a wasteful number, since it uses less digits than its factorization.

1351369053 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7561 (or 7558 counting only the distinct ones).

The product of its (nonzero) digits is 36450, while the sum is 36.

The square root of 1351369053 is about 36760.9718723540. The cubic root of 1351369053 is about 1105.5829259178.

The spelling of 1351369053 in words is "one billion, three hundred fifty-one million, three hundred sixty-nine thousand, fifty-three".

Divisors: 1 3 9 19 57 171 1259 3777 6277 11331 18831 23921 56493 71763 119263 215289 357789 1073367 7902743 23708229 71124687 150152117 450456351 1351369053