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30470106 = 235078351
BaseRepresentation
bin111010000111…
…0111111011010
32010100001010110
41310032333122
530300020411
63005025150
7516664062
oct164167732
963301113
1030470106
1116221707
12a2551b6
13640ac64
1440923a2
152a1d2a6
hex1d0efda

30470106 has 8 divisors (see below), whose sum is σ = 60940224. Its totient is φ = 10156700.

The previous prime is 30470023. The next prime is 30470131. The reversal of 30470106 is 60107403.

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

30470106 is an admirable number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2539170 + ... + 2539181.

It is an arithmetic number, because the mean of its divisors is an integer number (7617528).

Almost surely, 230470106 is an apocalyptic number.

30470106 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

30470106 is a wasteful number, since it uses less digits than its factorization.

30470106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5078356.

The product of its (nonzero) digits is 504, while the sum is 21.

The square root of 30470106 is about 5519.9733695010. The cubic root of 30470106 is about 312.3378777203.

Adding to 30470106 its reverse (60107403), we get a palindrome (90577509).

The spelling of 30470106 in words is "thirty million, four hundred seventy thousand, one hundred six".

Divisors: 1 2 3 6 5078351 10156702 15235053 30470106