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3020310030 = 235731379137
BaseRepresentation
bin1011010000000110…
…0100011000001110
321210111020122110110
42310001210120032
522141144410110
61215411420450
7134563132413
oct26401443016
97714218413
103020310030
11130a9826a1
127035b4726
13391975aca
142091b210a
1512a256a20
hexb406460e

3020310030 has 32 divisors (see below), whose sum is σ = 7348047264. Its totient is φ = 794382336.

The previous prime is 3020310017. The next prime is 3020310043. The reversal of 3020310030 is 300130203.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (3020310017) and next prime (3020310043).

It is a junction number, because it is equal to n+sod(n) for n = 3020309988 and 3020310015.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 687379 + ... + 691758.

It is an arithmetic number, because the mean of its divisors is an integer number (229626477).

Almost surely, 23020310030 is an apocalyptic number.

3020310030 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

3020310030 is an abundant number, since it is smaller than the sum of its proper divisors (4327737234).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3020310030 is a wasteful number, since it uses less digits than its factorization.

3020310030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1379220.

The product of its (nonzero) digits is 54, while the sum is 12.

The square root of 3020310030 is about 54957.3473704836. The cubic root of 3020310030 is about 1445.4969344039.

Adding to 3020310030 its reverse (300130203), we get a palindrome (3320440233).

The spelling of 3020310030 in words is "three billion, twenty million, three hundred ten thousand, thirty".

Divisors: 1 2 3 5 6 10 15 30 73 146 219 365 438 730 1095 2190 1379137 2758274 4137411 6895685 8274822 13791370 20687055 41374110 100677001 201354002 302031003 503385005 604062006 1006770010 1510155015 3020310030