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109303011 = 3215180429
BaseRepresentation
bin1101000001111…
…01010011100011
321121200011112200
412200331103203
5210440144021
614502424243
72465026446
oct640752343
9247604480
10109303011
1156775a74
1230732083
131985004c
141073365d
1598e1126
hex683d4e3

109303011 has 12 divisors (see below), whose sum is σ = 158929680. Its totient is φ = 72385200.

The previous prime is 109302959. The next prime is 109303021. The reversal of 109303011 is 110303901.

It is not a de Polignac number, because 109303011 - 29 = 109302499 is a prime.

It is a super-2 number, since 2×1093030112 = 23894296427332242, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (109303021) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 38856 + ... + 41573.

It is an arithmetic number, because the mean of its divisors is an integer number (13244140).

Almost surely, 2109303011 is an apocalyptic number.

109303011 is a deficient number, since it is larger than the sum of its proper divisors (49626669).

109303011 is a wasteful number, since it uses less digits than its factorization.

109303011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80586 (or 80583 counting only the distinct ones).

The product of its (nonzero) digits is 81, while the sum is 18.

The square root of 109303011 is about 10454.8080326709. The cubic root of 109303011 is about 478.1278507583.

Adding to 109303011 its reverse (110303901), we get a palindrome (219606912).

The spelling of 109303011 in words is "one hundred nine million, three hundred three thousand, eleven".

Divisors: 1 3 9 151 453 1359 80429 241287 723861 12144779 36434337 109303011