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130827619 = 1388111423
BaseRepresentation
bin1111100110001…
…00010101100011
3100010011201202101
413303010111203
5231442440434
620552031231
73146005426
oct763042543
9303151671
10130827619
11679377aa
1237992517
13211483c0
14135379bd
15b743b14
hex7cc4563

130827619 has 8 divisors (see below), whose sum is σ = 141063552. Its totient is φ = 120616320.

The previous prime is 130827601. The next prime is 130827643. The reversal of 130827619 is 916728031.

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

It is a cyclic number.

It is not a de Polignac number, because 130827619 - 27 = 130827491 is a prime.

It is a super-2 number, since 2×1308276192 = 34231731786418322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (130827119) 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, 5742 + ... + 17164.

It is an arithmetic number, because the mean of its divisors is an integer number (17632944).

Almost surely, 2130827619 is an apocalyptic number.

130827619 is a deficient number, since it is larger than the sum of its proper divisors (10235933).

130827619 is a wasteful number, since it uses less digits than its factorization.

130827619 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12317.

The product of its (nonzero) digits is 18144, while the sum is 37.

The square root of 130827619 is about 11437.9901643602. The cubic root of 130827619 is about 507.6524414453.

The spelling of 130827619 in words is "one hundred thirty million, eight hundred twenty-seven thousand, six hundred nineteen".

Divisors: 1 13 881 11423 11453 148499 10063663 130827619