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30108104 = 23132341307
BaseRepresentation
bin111001011011…
…0100111001000
32002122122112222
41302312213020
530201424404
62553153212
7513625505
oct162664710
962578488
1030108104
1115aa4734
12a0bb808
136312260
143dda4ac
15299adbe
hex1cb69c8

30108104 has 64 divisors (see below), whose sum is σ = 65197440. Its totient is φ = 12925440.

The previous prime is 30108097. The next prime is 30108107. The reversal of 30108104 is 40180103.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (30108107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 97919 + ... + 98225.

It is an arithmetic number, because the mean of its divisors is an integer number (1018710).

Almost surely, 230108104 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 30108104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32598720).

30108104 is an abundant number, since it is smaller than the sum of its proper divisors (35089336).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

30108104 is a wasteful number, since it uses less digits than its factorization.

30108104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 390 (or 386 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 30108104 is about 5487.0852007236. The cubic root of 30108104 is about 311.0960301458.

Adding to 30108104 its reverse (40180103), we get a palindrome (70288207).

The spelling of 30108104 in words is "thirty million, one hundred eight thousand, one hundred four".

Divisors: 1 2 4 8 13 23 26 41 46 52 82 92 104 164 184 299 307 328 533 598 614 943 1066 1196 1228 1886 2132 2392 2456 3772 3991 4264 7061 7544 7982 12259 12587 14122 15964 24518 25174 28244 31928 49036 50348 56488 91793 98072 100696 163631 183586 289501 327262 367172 579002 654524 734344 1158004 1309048 2316008 3763513 7527026 15054052 30108104