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3084910938 = 232171383941
BaseRepresentation
bin1011011111100000…
…0000000101011010
321221222210201020200
42313320000011122
522304214122223
61230040203030
7136306211304
oct26770000532
97858721220
103084910938
11134339627a
12721169476
133a2173cb5
142139ca974
15130c67a43
hexb7e0015a

3084910938 has 12 divisors (see below), whose sum is σ = 6683973738. Its totient is φ = 1028303640.

The previous prime is 3084910937. The next prime is 3084910943. The reversal of 3084910938 is 8390194803.

It can be written as a sum of positive squares in only one way, i.e., 1714208409 + 1370702529 = 41403^2 + 37023^2 .

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 3084910893 and 3084910902.

It is not an unprimeable number, because it can be changed into a prime (3084910937) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 85691953 + ... + 85691988.

Almost surely, 23084910938 is an apocalyptic number.

3084910938 is an abundant number, since it is smaller than the sum of its proper divisors (3599062800).

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

3084910938 is a wasteful number, since it uses less digits than its factorization.

3084910938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171383949 (or 171383946 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 45.

The square root of 3084910938 is about 55541.9745597868. The cubic root of 3084910938 is about 1455.7301497066.

The spelling of 3084910938 in words is "three billion, eighty-four million, nine hundred ten thousand, nine hundred thirty-eight".

Divisors: 1 2 3 6 9 18 171383941 342767882 514151823 1028303646 1542455469 3084910938