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3320000031 = 361310491721
BaseRepresentation
bin1100010111100011…
…0010111000011111
322120101011110212010
43011320302320133
523244410000111
61305235042303
7145162351245
oct30570627037
98511143763
103320000031
111454065187
12787a40393
1340ba9577a
14236d04795
15146703aa6
hexc5e32e1f

3320000031 has 16 divisors (see below), whose sum is σ = 4440693600. Its totient is φ = 2206333440.

The previous prime is 3319999999. The next prime is 3320000039. The reversal of 3320000031 is 1300000233.

It is a happy number.

It is not a de Polignac number, because 3320000031 - 25 = 3319999999 is a prime.

It is a super-2 number, since 2×33200000312 = 22044800411680001922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3319999971 and 3320000016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3320000039) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1928251 + ... + 1929971.

It is an arithmetic number, because the mean of its divisors is an integer number (277543350).

Almost surely, 23320000031 is an apocalyptic number.

3320000031 is a deficient number, since it is larger than the sum of its proper divisors (1120693569).

3320000031 is a wasteful number, since it uses less digits than its factorization.

3320000031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3386.

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

The square root of 3320000031 is about 57619.4414325582. The cubic root of 3320000031 is about 1491.8071898215.

Adding to 3320000031 its reverse (1300000233), we get a palindrome (4620000264).

The spelling of 3320000031 in words is "three billion, three hundred twenty million, thirty-one", and thus it is an aban number.

Divisors: 1 3 613 1049 1721 1839 3147 5163 643037 1054973 1805329 1929111 3164919 5415987 1106666677 3320000031