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130506122 = 2471388363
BaseRepresentation
bin1111100011101…
…01110110001010
3100002120101202002
413301311312022
5231402143442
620541111002
73143166215
oct761656612
9302511662
10130506122
11677381aa
1237858462
1321064c76
141349277c
15b6cd732
hex7c75d8a

130506122 has 8 divisors (see below), whose sum is σ = 199924416. Its totient is φ = 63864652.

The previous prime is 130506083. The next prime is 130506133. The reversal of 130506122 is 221605031.

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

It is a junction number, because it is equal to n+sod(n) for n = 130506094 and 130506103.

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, 694088 + ... + 694275.

It is an arithmetic number, because the mean of its divisors is an integer number (24990552).

Almost surely, 2130506122 is an apocalyptic number.

130506122 is a deficient number, since it is larger than the sum of its proper divisors (69418294).

130506122 is a wasteful number, since it uses less digits than its factorization.

130506122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1388412.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 130506122 is about 11423.9276083141. The cubic root of 130506122 is about 507.2362637522.

The spelling of 130506122 in words is "one hundred thirty million, five hundred six thousand, one hundred twenty-two".

Divisors: 1 2 47 94 1388363 2776726 65253061 130506122