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357370130 = 251313212081
BaseRepresentation
bin10101010011010…
…000100100010010
3220220110021122202
4111103100210102
51212441321010
655243403202
711566411265
oct2523204422
9826407582
10357370130
111737a9517
129b823502
1359066a20
1435668cdc
15215926a5
hex154d0912

357370130 has 32 divisors (see below), whose sum is σ = 693605808. Its totient is φ = 131788800.

The previous prime is 357370061. The next prime is 357370133. The reversal of 357370130 is 31073753.

It can be written as a sum of positive squares in 8 ways, for example, as 152794321 + 204575809 = 12361^2 + 14303^2 .

It is a Smith number, since the sum of its digits (29) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a junction number, because it is equal to n+sod(n) for n = 357370093 and 357370102.

It is not an unprimeable number, because it can be changed into a prime (357370133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 170690 + ... + 172770.

Almost surely, 2357370130 is an apocalyptic number.

357370130 is a deficient number, since it is larger than the sum of its proper divisors (336235678).

357370130 is a wasteful number, since it uses less digits than its factorization.

357370130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3422.

The product of its (nonzero) digits is 6615, while the sum is 29.

The square root of 357370130 is about 18904.2357687371. The cubic root of 357370130 is about 709.6421723992.

The spelling of 357370130 in words is "three hundred fifty-seven million, three hundred seventy thousand, one hundred thirty".

Divisors: 1 2 5 10 13 26 65 130 1321 2081 2642 4162 6605 10405 13210 17173 20810 27053 34346 54106 85865 135265 171730 270530 2749001 5498002 13745005 27490010 35737013 71474026 178685065 357370130