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130753047 = 3148129429
BaseRepresentation
bin1111100101100…
…10001000010111
3100010000221110110
413302302020113
5231433044142
620550254103
73145245135
oct762621027
9303027413
10130753047
1167896777
1237957333
1321120489
1413518755
15b72b99c
hex7cb2217

130753047 has 8 divisors (see below), whose sum is σ = 174461040. Its totient is φ = 87106880.

The previous prime is 130753039. The next prime is 130753057. The reversal of 130753047 is 740357031.

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 130753047 - 23 = 130753039 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130753057) 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, 10272 + ... + 19157.

It is an arithmetic number, because the mean of its divisors is an integer number (21807630).

Almost surely, 2130753047 is an apocalyptic number.

130753047 is a deficient number, since it is larger than the sum of its proper divisors (43707993).

130753047 is a wasteful number, since it uses less digits than its factorization.

130753047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30913.

The product of its (nonzero) digits is 8820, while the sum is 30.

The square root of 130753047 is about 11434.7298612604. The cubic root of 130753047 is about 507.5559688166. Note that the first 3 decimals are identical.

The spelling of 130753047 in words is "one hundred thirty million, seven hundred fifty-three thousand, forty-seven".

Divisors: 1 3 1481 4443 29429 88287 43584349 130753047