Search a number
-
+
3011000431 = 49911095441
BaseRepresentation
bin1011001101111000…
…0011100001101111
321202211201200002111
42303132003201233
522131304003211
61214440104451
7134421036625
oct26336034157
97684650074
103011000431
1113056a420a
12700465127
1338ca6657a
14207c6b515
15129518421
hexb378386f

3011000431 has 8 divisors (see below), whose sum is σ = 3020310000. Its totient is φ = 3001704960.

The previous prime is 3011000423. The next prime is 3011000453. The reversal of 3011000431 is 1340001103.

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 3011000431 - 23 = 3011000423 is a prime.

It is a super-2 number, since 2×30110004312 = 18132247190964371522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3011000411) 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, 550671 + ... + 556111.

It is an arithmetic number, because the mean of its divisors is an integer number (377538750).

Almost surely, 23011000431 is an apocalyptic number.

3011000431 is a deficient number, since it is larger than the sum of its proper divisors (9309569).

3011000431 is a wasteful number, since it uses less digits than its factorization.

3011000431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7049.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 3011000431 is about 54872.5836005559. The cubic root of 3011000431 is about 1444.0102385881.

Adding to 3011000431 its reverse (1340001103), we get a palindrome (4351001534).

The spelling of 3011000431 in words is "three billion, eleven million, four hundred thirty-one", and thus it is an aban number.

Divisors: 1 499 1109 5441 553391 2715059 6034069 3011000431