Search a number
-
+
2744570540 = 225283748371
BaseRepresentation
bin1010001110010110…
…1101001010101100
321002021101121222202
42203211231022230
521110102224130
61132201401032
7125004315245
oct24345551254
97067347882
102744570540
111189269518
12647199178
133497c074a
141c0715ccc
15110e3b145
hexa396d2ac

2744570540 has 24 divisors (see below), whose sum is σ = 5765748912. Its totient is φ = 1097418560.

The previous prime is 2744570509. The next prime is 2744570573. The reversal of 2744570540 is 450754472.

2744570540 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 2744570494 and 2744570503.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32555 + ... + 80925.

It is an arithmetic number, because the mean of its divisors is an integer number (240239538).

Almost surely, 22744570540 is an apocalyptic number.

2744570540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2744570540 is an abundant number, since it is smaller than the sum of its proper divisors (3021178372).

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

2744570540 is a wasteful number, since it uses less digits than its factorization.

2744570540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51217 (or 51215 counting only the distinct ones).

The product of its (nonzero) digits is 156800, while the sum is 38.

The square root of 2744570540 is about 52388.6489613924. The cubic root of 2744570540 is about 1400.0970238881.

The spelling of 2744570540 in words is "two billion, seven hundred forty-four million, five hundred seventy thousand, five hundred forty".

Divisors: 1 2 4 5 10 20 2837 5674 11348 14185 28370 48371 56740 96742 193484 241855 483710 967420 137228527 274457054 548914108 686142635 1372285270 2744570540