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2740207037 = 19144221423
BaseRepresentation
bin1010001101010100…
…0011110110111101
321001222011221101112
42203111003312331
521102443111122
61131524051405
7124622242541
oct24325036675
97058157345
102740207037
111186859117
12645833b65
133489235a9
141bdcdba21
151108782e2
hexa3543dbd

2740207037 has 4 divisors (see below), whose sum is σ = 2884428480. Its totient is φ = 2595985596.

The previous prime is 2740207009. The next prime is 2740207061. The reversal of 2740207037 is 7307020472.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2740207037 - 222 = 2736012733 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2740206994 and 2740207012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2740200037) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72110693 + ... + 72110730.

It is an arithmetic number, because the mean of its divisors is an integer number (721107120).

Almost surely, 22740207037 is an apocalyptic number.

It is an amenable number.

2740207037 is a deficient number, since it is larger than the sum of its proper divisors (144221443).

2740207037 is a wasteful number, since it uses less digits than its factorization.

2740207037 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144221442.

The product of its (nonzero) digits is 16464, while the sum is 32.

The square root of 2740207037 is about 52346.9868951404. The cubic root of 2740207037 is about 1399.3546408193.

The spelling of 2740207037 in words is "two billion, seven hundred forty million, two hundred seven thousand, thirty-seven".

Divisors: 1 19 144221423 2740207037