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30086901 = 32132131151
BaseRepresentation
bin111001011000…
…1011011110101
32002121120110200
41302301123311
530200240101
62552511113
7513506625
oct162613365
962546420
1030086901
1115a8a809
12a0ab499
136305700
143dd2885
152994986
hex1cb16f5

30086901 has 36 divisors (see below), whose sum is σ = 47732256. Its totient is φ = 18252000.

The previous prime is 30086879. The next prime is 30086929. The reversal of 30086901 is 10968003.

It is not a de Polignac number, because 30086901 - 27 = 30086773 is a prime.

It is a super-2 number, since 2×300869012 = 1810443223567602, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30086201) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 199176 + ... + 199326.

It is an arithmetic number, because the mean of its divisors is an integer number (1325896).

Almost surely, 230086901 is an apocalyptic number.

It is an amenable number.

30086901 is a deficient number, since it is larger than the sum of its proper divisors (17645355).

30086901 is a wasteful number, since it uses less digits than its factorization.

30086901 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 314 (or 298 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 27.

The square root of 30086901 is about 5485.1527781822. The cubic root of 30086901 is about 311.0229853808.

The spelling of 30086901 in words is "thirty million, eighty-six thousand, nine hundred one".

Divisors: 1 3 9 13 39 117 131 151 169 393 453 507 1179 1359 1521 1703 1963 5109 5889 15327 17667 19781 22139 25519 59343 66417 76557 178029 199251 229671 257153 771459 2314377 3342989 10028967 30086901