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30132926 = 219997537
BaseRepresentation
bin111001011110…
…0101010111110
32002200220121022
41302330222332
530203223201
62553504142
7514061045
oct162745276
962626538
1030132926
111601134a
12a112052
136320645
14400555c
1529a341b
hex1cbcabe

30132926 has 8 divisors (see below), whose sum is σ = 45228000. Its totient is φ = 15056928.

The previous prime is 30132913. The next prime is 30132929. The reversal of 30132926 is 62923103.

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 = 30132895 and 30132904.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30132929) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 230 + ... + 7766.

It is an arithmetic number, because the mean of its divisors is an integer number (5653500).

Almost surely, 230132926 is an apocalyptic number.

30132926 is a deficient number, since it is larger than the sum of its proper divisors (15095074).

30132926 is a wasteful number, since it uses less digits than its factorization.

30132926 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9538.

The product of its (nonzero) digits is 1944, while the sum is 26.

The square root of 30132926 is about 5489.3465913531. The cubic root of 30132926 is about 311.1814988792.

The spelling of 30132926 in words is "thirty million, one hundred thirty-two thousand, nine hundred twenty-six".

Divisors: 1 2 1999 3998 7537 15074 15066463 30132926