Search a number
-
+
2708212144 = 241115387569
BaseRepresentation
bin1010000101101100…
…0000100110110000
320222201222102122111
42201123000212300
521021300242034
61124422215104
7124053265141
oct24133004660
96881872574
102708212144
11116a795960
12636b84494
133421005c1
141b996dac8
1510cb58364
hexa16c09b0

2708212144 has 20 divisors (see below), whose sum is σ = 5724176040. Its totient is φ = 1231005440.

The previous prime is 2708212109. The next prime is 2708212187. The reversal of 2708212144 is 4412128072.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7693609 + ... + 7693960.

It is an arithmetic number, because the mean of its divisors is an integer number (286208802).

Almost surely, 22708212144 is an apocalyptic number.

It is an amenable number.

2708212144 is an abundant number, since it is smaller than the sum of its proper divisors (3015963896).

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

2708212144 is a wasteful number, since it uses less digits than its factorization.

2708212144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15387588 (or 15387582 counting only the distinct ones).

The product of its (nonzero) digits is 7168, while the sum is 31.

The square root of 2708212144 is about 52040.4856241753. The cubic root of 2708212144 is about 1393.8869765997.

The spelling of 2708212144 in words is "two billion, seven hundred eight million, two hundred twelve thousand, one hundred forty-four".

Divisors: 1 2 4 8 11 16 22 44 88 176 15387569 30775138 61550276 123100552 169263259 246201104 338526518 677053036 1354106072 2708212144