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3020710007 = 72371666139
BaseRepresentation
bin1011010000001100…
…0110000001110111
321210111222222010102
42310003012001313
522141300210012
61215424144315
7134566416500
oct26403060167
97714888112
103020710007
111310126157
1270376809b
13391a85b93
14209277ba7
1512a2d52c2
hexb40c6077

3020710007 has 12 divisors (see below), whose sum is σ = 3608859240. Its totient is φ = 2519200656.

The previous prime is 3020710001. The next prime is 3020710009. The reversal of 3020710007 is 7000170203.

It is not a de Polignac number, because 3020710007 - 210 = 3020708983 is a prime.

It is a super-3 number, since 3×30207100073 (a number of 29 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3020710001) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 831257 + ... + 834882.

It is an arithmetic number, because the mean of its divisors is an integer number (300738270).

Almost surely, 23020710007 is an apocalyptic number.

3020710007 is a gapful number since it is divisible by the number (37) formed by its first and last digit.

3020710007 is a deficient number, since it is larger than the sum of its proper divisors (588149233).

3020710007 is a wasteful number, since it uses less digits than its factorization.

3020710007 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1666190 (or 1666183 counting only the distinct ones).

The product of its (nonzero) digits is 294, while the sum is 20.

The square root of 3020710007 is about 54960.9862265953. The cubic root of 3020710007 is about 1445.5607402165.

The spelling of 3020710007 in words is "three billion, twenty million, seven hundred ten thousand, seven".

Divisors: 1 7 37 49 259 1813 1666139 11662973 61647143 81640811 431530001 3020710007