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3119924081 = 29941114329
BaseRepresentation
bin1011100111110110…
…0100001101110001
322001102200120020202
42321331210031301
522342200032311
61233330444545
7140212626401
oct27175441561
98042616222
103119924081
11136113015a
12730a33755
133a94b2a31
14218502801
15133d81e3b
hexb9f64371

3119924081 has 8 divisors (see below), whose sum is σ = 3230965800. Its totient is φ = 3009112960.

The previous prime is 3119924029. The next prime is 3119924107. The reversal of 3119924081 is 1804299113.

It can be written as a sum of positive squares in 4 ways, for example, as 874680625 + 2245243456 = 29575^2 + 47384^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 3119924081 - 214 = 3119907697 is a prime.

It is a super-2 number, since 2×31199240812 = 19467852542407389122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3119924021) 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, 29876 + ... + 84453.

It is an arithmetic number, because the mean of its divisors is an integer number (403870725).

Almost surely, 23119924081 is an apocalyptic number.

It is an amenable number.

3119924081 is a deficient number, since it is larger than the sum of its proper divisors (111041719).

3119924081 is a wasteful number, since it uses less digits than its factorization.

3119924081 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115299.

The product of its (nonzero) digits is 15552, while the sum is 38.

The square root of 3119924081 is about 55856.2805868776. The cubic root of 3119924081 is about 1461.2168626841.

The spelling of 3119924081 in words is "three billion, one hundred nineteen million, nine hundred twenty-four thousand, eighty-one".

Divisors: 1 29 941 27289 114329 3315541 107583589 3119924081