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129795352 = 2316224419
BaseRepresentation
bin1111011110010…
…00010100011000
3100001020021202021
413233020110120
5231211422402
620513544224
73134146051
oct757102430
9301207667
10129795352
11672a2195
1237575074
1320b765ab
1413349728
15b5dcd37
hex7bc8518

129795352 has 8 divisors (see below), whose sum is σ = 243366300. Its totient is φ = 64897672.

The previous prime is 129795343. The next prime is 129795353. The reversal of 129795352 is 253597921.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 129795299 and 129795308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (129795353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8112202 + ... + 8112217.

Almost surely, 2129795352 is an apocalyptic number.

It is an amenable number.

129795352 is a deficient number, since it is larger than the sum of its proper divisors (113570948).

129795352 is a wasteful number, since it uses less digits than its factorization.

129795352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16224425 (or 16224421 counting only the distinct ones).

The product of its digits is 170100, while the sum is 43.

The square root of 129795352 is about 11392.7763078189. The cubic root of 129795352 is about 506.3137404476.

The spelling of 129795352 in words is "one hundred twenty-nine million, seven hundred ninety-five thousand, three hundred fifty-two".

Divisors: 1 2 4 8 16224419 32448838 64897676 129795352