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30201299 = 178292143
BaseRepresentation
bin111001100110…
…1010111010011
32002211101101122
41303031113103
530212420144
62555152455
7514464302
oct163152723
962741348
1030201299
1116058757
12a14572b
1363457bb
144022439
1529b87ee
hex1ccd5d3

30201299 has 8 divisors (see below), whose sum is σ = 32031360. Its totient is φ = 28377216.

The previous prime is 30201271. The next prime is 30201319. The reversal of 30201299 is 99210203.

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

It is not a de Polignac number, because 30201299 - 224 = 13424083 is a prime.

It is a super-2 number, since 2×302012992 = 1824236922574802, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30201229) 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, 13022 + ... + 15164.

It is an arithmetic number, because the mean of its divisors is an integer number (4003920).

Almost surely, 230201299 is an apocalyptic number.

30201299 is a deficient number, since it is larger than the sum of its proper divisors (1830061).

30201299 is a wasteful number, since it uses less digits than its factorization.

30201299 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2989.

The product of its (nonzero) digits is 972, while the sum is 26.

The square root of 30201299 is about 5495.5708529688. The cubic root of 30201299 is about 311.4166828160.

The spelling of 30201299 in words is "thirty million, two hundred one thousand, two hundred ninety-nine".

Divisors: 1 17 829 2143 14093 36431 1776547 30201299