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30410485 = 5723371021
BaseRepresentation
bin111010000000…
…0011011110101
32010020000100021
41310000123311
530241113420
63003445141
7516325210
oct164003365
963200307
1030410485
1116190936
12a2267b1
1363b9a91
144078777
152a0a7aa
hex1d006f5

30410485 has 32 divisors (see below), whose sum is σ = 44739072. Its totient is φ = 19388160.

The previous prime is 30410483. The next prime is 30410519. The reversal of 30410485 is 58401403.

It is not a de Polignac number, because 30410485 - 21 = 30410483 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30410483) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 29275 + ... + 30295.

It is an arithmetic number, because the mean of its divisors is an integer number (1398096).

Almost surely, 230410485 is an apocalyptic number.

30410485 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

30410485 is a deficient number, since it is larger than the sum of its proper divisors (14328587).

30410485 is a wasteful number, since it uses less digits than its factorization.

30410485 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1093.

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 30410485 is about 5514.5702461751. The cubic root of 30410485 is about 312.1340270381.

Adding to 30410485 its reverse (58401403), we get a palindrome (88811888).

The spelling of 30410485 in words is "thirty million, four hundred ten thousand, four hundred eighty-five".

Divisors: 1 5 7 23 35 37 115 161 185 259 805 851 1021 1295 4255 5105 5957 7147 23483 29785 35735 37777 117415 164381 188885 264439 821905 868871 1322195 4344355 6082097 30410485