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130355423 = 1131337861
BaseRepresentation
bin1111100010100…
…01000011011111
3100002021202000122
413301101003133
5231332333143
620533545155
73142000652
oct761210337
9302252018
10130355423
1167644a60
12377a51bb
13210114b3
1413453899
15b69dc68
hex7c510df

130355423 has 8 divisors (see below), whose sum is σ = 142664016. Its totient is φ = 118123200.

The previous prime is 130355411. The next prime is 130355437. The reversal of 130355423 is 324553031.

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-130355423 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 130355392 and 130355401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130355453) 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, 15488 + ... + 22373.

It is an arithmetic number, because the mean of its divisors is an integer number (17833002).

Almost surely, 2130355423 is an apocalyptic number.

130355423 is a deficient number, since it is larger than the sum of its proper divisors (12308593).

130355423 is a wasteful number, since it uses less digits than its factorization.

130355423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38185.

The product of its (nonzero) digits is 5400, while the sum is 26.

The square root of 130355423 is about 11417.3299418034. The cubic root of 130355423 is about 507.0409486771.

It can be divided in two parts, 130 and 355423, that added together give a palindrome (355553).

The spelling of 130355423 in words is "one hundred thirty million, three hundred fifty-five thousand, four hundred twenty-three".

Divisors: 1 11 313 3443 37861 416471 11850493 130355423