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3120284901 = 38161127447
BaseRepresentation
bin1011100111111011…
…1100010011100101
322001110100220012110
42321332330103211
522342243104101
61233342311233
7140215661346
oct27176742345
98043326173
103120284901
111361357258
12730b88519
133a95ab036
142185980cd
15133e03cd6
hexb9fbc4e5

3120284901 has 8 divisors (see below), whose sum is σ = 4160922304. Its totient is φ = 2079918720.

The previous prime is 3120284897. The next prime is 3120284911. The reversal of 3120284901 is 1094820213.

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

It is not a de Polignac number, because 3120284901 - 22 = 3120284897 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3120284911) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39241 + ... + 88206.

It is an arithmetic number, because the mean of its divisors is an integer number (520115288).

Almost surely, 23120284901 is an apocalyptic number.

It is an amenable number.

3120284901 is a deficient number, since it is larger than the sum of its proper divisors (1040637403).

3120284901 is a wasteful number, since it uses less digits than its factorization.

3120284901 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135611.

The product of its (nonzero) digits is 3456, while the sum is 30.

The square root of 3120284901 is about 55859.5103899059. The cubic root of 3120284901 is about 1461.2731905445.

The spelling of 3120284901 in words is "three billion, one hundred twenty million, two hundred eighty-four thousand, nine hundred one".

Divisors: 1 3 8161 24483 127447 382341 1040094967 3120284901