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130020322 = 2139467699
BaseRepresentation
bin1111011111111…
…11001111100010
3100001122201100111
413233333033202
5231241122242
620522441534
73136103665
oct757771742
9301581314
10130020322
1167436213
12376632aa
1320c24b03
14133a76dc
15b634817
hex7bff3e2

130020322 has 8 divisors (see below), whose sum is σ = 196434000. Its totient is φ = 64542324.

The previous prime is 130020313. The next prime is 130020337. The reversal of 130020322 is 223020031.

It is a happy number.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 233572 + ... + 234127.

It is an arithmetic number, because the mean of its divisors is an integer number (24554250).

Almost surely, 2130020322 is an apocalyptic number.

130020322 is a deficient number, since it is larger than the sum of its proper divisors (66413678).

130020322 is a wasteful number, since it uses less digits than its factorization.

130020322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 467840.

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 130020322 is about 11402.6453948196. The cubic root of 130020322 is about 506.6060972340.

Adding to 130020322 its reverse (223020031), we get a palindrome (353040353).

The spelling of 130020322 in words is "one hundred thirty million, twenty thousand, three hundred twenty-two".

Divisors: 1 2 139 278 467699 935398 65010161 130020322