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30105152214 = 2310149678469
BaseRepresentation
bin11100000010011010…
…000010101011010110
32212201002011012002120
4130002122002223112
5443123404332324
621455145520410
72114014400034
oct340232025326
985632135076
1030105152214
1111849634495
125a021a3106
132aba0c0a47
1416583bb554
15bb2e9a179
hex702682ad6

30105152214 has 16 divisors (see below), whose sum is σ = 60806447280. Its totient is φ = 9935693600.

The previous prime is 30105152183. The next prime is 30105152221. The reversal of 30105152214 is 41225150103.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24838629 + ... + 24839840.

It is an arithmetic number, because the mean of its divisors is an integer number (3800402955).

Almost surely, 230105152214 is an apocalyptic number.

30105152214 is an abundant number, since it is smaller than the sum of its proper divisors (30701295066).

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

30105152214 is a wasteful number, since it uses less digits than its factorization.

30105152214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49678575.

The product of its (nonzero) digits is 1200, while the sum is 24.

The spelling of 30105152214 in words is "thirty billion, one hundred five million, one hundred fifty-two thousand, two hundred fourteen".

Divisors: 1 2 3 6 101 202 303 606 49678469 99356938 149035407 298070814 5017525369 10035050738 15052576107 30105152214