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30379106 = 215189553
BaseRepresentation
bin111001111100…
…0110001100010
32010011102022002
41303320301202
530234112411
63003044002
7516134552
oct163706142
963142262
1030379106
111616a2aa
12a210602
1363a8704
14406b162
152a0133b
hex1cf8c62

30379106 has 4 divisors (see below), whose sum is σ = 45568662. Its totient is φ = 15189552.

The previous prime is 30379099. The next prime is 30379121. The reversal of 30379106 is 60197303.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 19758025 + 10621081 = 4445^2 + 3259^2 .

It is an unprimeable number.

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, 7594775 + ... + 7594778.

Almost surely, 230379106 is an apocalyptic number.

30379106 is a deficient number, since it is larger than the sum of its proper divisors (15189556).

30379106 is a wasteful number, since it uses less digits than its factorization.

30379106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15189555.

The product of its (nonzero) digits is 3402, while the sum is 29.

The square root of 30379106 is about 5511.7244125591. The cubic root of 30379106 is about 312.0266317942.

The spelling of 30379106 in words is "thirty million, three hundred seventy-nine thousand, one hundred six".

Divisors: 1 2 15189553 30379106