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30706607 = 176129611
BaseRepresentation
bin111010100100…
…0101110101111
32010210001112202
41311020232233
530330102412
63014052115
7522000431
oct165105657
963701482
1030706607
1116373368
12a34a03b
1364917b9
144114651
152a683c2
hex1d48baf

30706607 has 8 divisors (see below), whose sum is σ = 33046992. Its totient is φ = 28425600.

The previous prime is 30706579. The next prime is 30706631. The reversal of 30706607 is 70660703.

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

It is a cyclic number.

It is not a de Polignac number, because 30706607 - 214 = 30690223 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 30706607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30706657) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13769 + ... + 15842.

It is an arithmetic number, because the mean of its divisors is an integer number (4130874).

Almost surely, 230706607 is an apocalyptic number.

30706607 is a deficient number, since it is larger than the sum of its proper divisors (2340385).

30706607 is a wasteful number, since it uses less digits than its factorization.

30706607 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29689.

The product of its (nonzero) digits is 5292, while the sum is 29.

The square root of 30706607 is about 5541.3542568582. The cubic root of 30706607 is about 313.1438909430.

It can be divided in two parts, 30706 and 607, that added together give a palindrome (31313).

The spelling of 30706607 in words is "thirty million, seven hundred six thousand, six hundred seven".

Divisors: 1 17 61 1037 29611 503387 1806271 30706607