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130739223 = 344519791
BaseRepresentation
bin1111100101011…
…10110000010111
3100010000020111110
413302232300113
5231432123343
620550110103
73145156626
oct762566027
9303006443
10130739223
116788734a
123794b333
13211170b4
14135136bd
15b727833
hex7caec17

130739223 has 8 divisors (see below), whose sum is σ = 174375936. Its totient is φ = 87131000.

The previous prime is 130739173. The next prime is 130739243. The reversal of 130739223 is 322937031.

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 130739223 - 26 = 130739159 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130739243) 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, 8458 + ... + 18248.

It is an arithmetic number, because the mean of its divisors is an integer number (21796992).

Almost surely, 2130739223 is an apocalyptic number.

130739223 is a deficient number, since it is larger than the sum of its proper divisors (43636713).

130739223 is an equidigital number, since it uses as much as digits as its factorization.

130739223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14245.

The product of its (nonzero) digits is 6804, while the sum is 30.

The square root of 130739223 is about 11434.1253710111. The cubic root of 130739223 is about 507.5380808944.

The spelling of 130739223 in words is "one hundred thirty million, seven hundred thirty-nine thousand, two hundred twenty-three".

Divisors: 1 3 4451 9791 13353 29373 43579741 130739223