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130924213 = 771263429
BaseRepresentation
bin1111100110110…
…11111010110101
3100010100122020221
413303123322311
5232004033323
620554054341
73146560150
oct763337265
9303318227
10130924213
11679a3332
1237a1a3b1
1321180364
1413560c97
15b76255d
hex7cdbeb5

130924213 has 8 divisors (see below), whose sum is σ = 151735680. Its totient is φ = 110639760.

The previous prime is 130924181. The next prime is 130924219. The reversal of 130924213 is 312429031.

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

It is not a de Polignac number, because 130924213 - 25 = 130924181 is a prime.

It is a super-2 number, since 2×1309242132 = 34282299099338738, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130924219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 131218 + ... + 132211.

It is an arithmetic number, because the mean of its divisors is an integer number (18966960).

Almost surely, 2130924213 is an apocalyptic number.

It is an amenable number.

130924213 is a deficient number, since it is larger than the sum of its proper divisors (20811467).

130924213 is an equidigital number, since it uses as much as digits as its factorization.

130924213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 263507.

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 130924213 is about 11442.2118928116. The cubic root of 130924213 is about 507.7773491087. Note that the first 3 decimals are identical.

The spelling of 130924213 in words is "one hundred thirty million, nine hundred twenty-four thousand, two hundred thirteen".

Divisors: 1 7 71 497 263429 1844003 18703459 130924213