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30800335 = 523267829
BaseRepresentation
bin111010101111…
…1100111001111
32010221211010011
41311133213033
530341102320
63020054051
7522540616
oct165374717
963854104
1030800335
1116427825
12a394327
1364c5367
14413a87d
152a8605a
hex1d5f9cf

30800335 has 8 divisors (see below), whose sum is σ = 38567520. Its totient is φ = 23568864.

The previous prime is 30800333. The next prime is 30800347. The reversal of 30800335 is 53300803.

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 30800335 - 21 = 30800333 is a prime.

It is a super-2 number, since 2×308003352 = 1897321272224450, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30800333) 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, 133800 + ... + 134029.

It is an arithmetic number, because the mean of its divisors is an integer number (4820940).

Almost surely, 230800335 is an apocalyptic number.

30800335 is a deficient number, since it is larger than the sum of its proper divisors (7767185).

30800335 is a wasteful number, since it uses less digits than its factorization.

30800335 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 267857.

The product of its (nonzero) digits is 1080, while the sum is 22.

The square root of 30800335 is about 5549.8049515276. The cubic root of 30800335 is about 313.4621779099.

The spelling of 30800335 in words is "thirty million, eight hundred thousand, three hundred thirty-five".

Divisors: 1 5 23 115 267829 1339145 6160067 30800335