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2070682908 = 223771347197
BaseRepresentation
bin111101101101100…
…0001110100011100
312100022100120221120
41323123001310130
513220043323113
6541245530540
7102212341260
oct17333016434
95308316846
102070682908
11972934798
12499573a50
1326ccc4978
141590180a0
15c1bc5a23
hex7b6c1d1c

2070682908 has 48 divisors (see below), whose sum is σ = 5599609344. Its totient is φ = 583289280.

The previous prime is 2070682907. The next prime is 2070682927. The reversal of 2070682908 is 8092860702.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a self number, because there is not a number n which added to its sum of digits gives 2070682908.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2070682903) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 167635 + ... + 179562.

It is an arithmetic number, because the mean of its divisors is an integer number (116658528).

Almost surely, 22070682908 is an apocalyptic number.

2070682908 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

2070682908 is an abundant number, since it is smaller than the sum of its proper divisors (3528926436).

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

2070682908 is a wasteful number, since it uses less digits than its factorization.

2070682908 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 347282 (or 347280 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 42.

The square root of 2070682908 is about 45504.7569821002. The cubic root of 2070682908 is about 1274.5920331045.

The spelling of 2070682908 in words is "two billion, seventy million, six hundred eighty-two thousand, nine hundred eight".

Divisors: 1 2 3 4 6 7 12 14 21 28 42 71 84 142 213 284 426 497 852 994 1491 1988 2982 5964 347197 694394 1041591 1388788 2083182 2430379 4166364 4860758 7291137 9721516 14582274 24650987 29164548 49301974 73952961 98603948 147905922 172556909 295811844 345113818 517670727 690227636 1035341454 2070682908