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3090002123 = 13237692471
BaseRepresentation
bin1011100000101101…
…1011000011001011
321222100101101001002
42320023123003023
522312020031443
61230341245215
7136400404355
oct27013330313
97870341032
103090002123
11134625336a
12722a0380b
133a3237430
142145540d5
151314212b8
hexb82db0cb

3090002123 has 4 divisors (see below), whose sum is σ = 3327694608. Its totient is φ = 2852309640.

The previous prime is 3090002119. The next prime is 3090002191. The reversal of 3090002123 is 3212000903.

3090002123 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3212000903 = 10333109391.

It is a cyclic number.

It is not a de Polignac number, because 3090002123 - 22 = 3090002119 is a prime.

It is a super-2 number, since 2×30900021232 = 19096226240289014258, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3090002095 and 3090002104.

It is not an unprimeable number, because it can be changed into a prime (3090002723) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 118846223 + ... + 118846248.

It is an arithmetic number, because the mean of its divisors is an integer number (831923652).

Almost surely, 23090002123 is an apocalyptic number.

3090002123 is a deficient number, since it is larger than the sum of its proper divisors (237692485).

3090002123 is a wasteful number, since it uses less digits than its factorization.

3090002123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 237692484.

The product of its (nonzero) digits is 324, while the sum is 20.

The square root of 3090002123 is about 55587.7875346735. The cubic root of 3090002123 is about 1456.5305313334.

The spelling of 3090002123 in words is "three billion, ninety million, two thousand, one hundred twenty-three".

Divisors: 1 13 237692471 3090002123