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2070240237 = 3213136113001
BaseRepresentation
bin111101101100101…
…0101101111101101
312100021112002201100
41323121111233231
513214440141422
6541232233313
7102205515552
oct17331255755
95307462640
102070240237
1197266214a
1249939b839
1326cb9b330
14158d40a29
15c1b397ac
hex7b655bed

2070240237 has 24 divisors (see below), whose sum is σ = 3222987768. Its totient is φ = 1272960000.

The previous prime is 2070240217. The next prime is 2070240257. The reversal of 2070240237 is 7320420702.

It is an interprime number because it is at equal distance from previous prime (2070240217) and next prime (2070240257).

It can be written as a sum of positive squares in 4 ways, for example, as 204518601 + 1865721636 = 14301^2 + 43194^2 .

It is a de Polignac number, because none of the positive numbers 2k-2070240237 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2070240237.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2070240217) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 152737 + ... + 165737.

It is an arithmetic number, because the mean of its divisors is an integer number (134291157).

Almost surely, 22070240237 is an apocalyptic number.

It is an amenable number.

2070240237 is a deficient number, since it is larger than the sum of its proper divisors (1152747531).

2070240237 is a wasteful number, since it uses less digits than its factorization.

2070240237 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14381 (or 14378 counting only the distinct ones).

The product of its (nonzero) digits is 4704, while the sum is 27.

The square root of 2070240237 is about 45499.8927141592. The cubic root of 2070240237 is about 1274.5011991194.

Adding to 2070240237 its reverse (7320420702), we get a palindrome (9390660939).

The spelling of 2070240237 in words is "two billion, seventy million, two hundred forty thousand, two hundred thirty-seven".

Divisors: 1 3 9 13 39 117 1361 4083 12249 13001 17693 39003 53079 117009 159237 169013 507039 1521117 17694361 53083083 159249249 230026693 690080079 2070240237