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3002620031 = 23178972973
BaseRepresentation
bin1011001011111000…
…0101100001111111
321202020221220100022
42302332011201333
522122132320111
61213540322355
7134256564155
oct26276054177
97666856308
103002620031
11130099a964
126b96a33bb
1338b0c0c58
14206ac93d5
151289102db
hexb2f8587f

3002620031 has 8 divisors (see below), whose sum is σ = 3134963040. Its totient is φ = 2870426592.

The previous prime is 3002620021. The next prime is 3002620043. The reversal of 3002620031 is 1300262003.

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 3002620031 - 218 = 3002357887 is a prime.

It is a super-2 number, since 2×30026200312 = 18031454101124881922, 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 = 3002619991 and 3002620009.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3002620021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4661 + ... + 77633.

It is an arithmetic number, because the mean of its divisors is an integer number (391870380).

Almost surely, 23002620031 is an apocalyptic number.

3002620031 is a deficient number, since it is larger than the sum of its proper divisors (132343009).

3002620031 is a wasteful number, since it uses less digits than its factorization.

3002620031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74785.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 3002620031 is about 54796.1680320805. The cubic root of 3002620031 is about 1442.6693079820.

Adding to 3002620031 its reverse (1300262003), we get a palindrome (4302882034).

The spelling of 3002620031 in words is "three billion, two million, six hundred twenty thousand, thirty-one".

Divisors: 1 23 1789 41147 72973 1678379 130548697 3002620031