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2742248701 = 19144328879
BaseRepresentation
bin1010001101110011…
…0110010011111101
321002010000200000201
42203130312103331
521104003424301
61132035523501
7124645505113
oct24334662375
97063020021
102742248701
111187a23045
12646459591
1334918998a
141c02adab3
15110b2d201
hexa37364fd

2742248701 has 4 divisors (see below), whose sum is σ = 2886577600. Its totient is φ = 2597919804.

The previous prime is 2742248683. The next prime is 2742248749. The reversal of 2742248701 is 1078422472.

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 2742248701 - 215 = 2742215933 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2742248101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72164421 + ... + 72164458.

It is an arithmetic number, because the mean of its divisors is an integer number (721644400).

Almost surely, 22742248701 is an apocalyptic number.

It is an amenable number.

2742248701 is a deficient number, since it is larger than the sum of its proper divisors (144328899).

2742248701 is a wasteful number, since it uses less digits than its factorization.

2742248701 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144328898.

The product of its (nonzero) digits is 50176, while the sum is 37.

The square root of 2742248701 is about 52366.4845201585. The cubic root of 2742248701 is about 1399.7020966482.

The spelling of 2742248701 in words is "two billion, seven hundred forty-two million, two hundred forty-eight thousand, seven hundred one".

Divisors: 1 19 144328879 2742248701