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3055074681 = 31018358227
BaseRepresentation
bin1011011000011000…
…1011110101111001
321212220122212121010
42312012023311321
522224044342211
61223052504133
7135464464161
oct26606136571
97786585533
103055074681
11132856790a
1271317b049
13398c286c9
1420da615a1
1512d3224a6
hexb618bd79

3055074681 has 4 divisors (see below), whose sum is σ = 4073432912. Its totient is φ = 2036716452.

The previous prime is 3055074679. The next prime is 3055074703. The reversal of 3055074681 is 1864705503.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 3055074681 - 21 = 3055074679 is a prime.

It is a super-2 number, since 2×30550746812 = 18666962612974503522, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3055074611) 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, 509179111 + ... + 509179116.

It is an arithmetic number, because the mean of its divisors is an integer number (1018358228).

Almost surely, 23055074681 is an apocalyptic number.

It is an amenable number.

3055074681 is a deficient number, since it is larger than the sum of its proper divisors (1018358231).

3055074681 is a wasteful number, since it uses less digits than its factorization.

3055074681 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1018358230.

The product of its (nonzero) digits is 100800, while the sum is 39.

The square root of 3055074681 is about 55272.7299940938. The cubic root of 3055074681 is about 1451.0218213264.

The spelling of 3055074681 in words is "three billion, fifty-five million, seventy-four thousand, six hundred eighty-one".

Divisors: 1 3 1018358227 3055074681