Search a number
-
+
1448968108 = 22768375767
BaseRepresentation
bin101011001011101…
…0111111110101100
310201222111012120111
41112113113332230
510431413434413
6355440225404
750623011550
oct12627277654
93658435514
101448968108
116839a5205
1234530b264
131a12652a3
14da61b860
1587318d3d
hex565d7fac

1448968108 has 24 divisors (see below), whose sum is σ = 2902217472. Its totient is φ = 620068944.

The previous prime is 1448968097. The next prime is 1448968111. The reversal of 1448968108 is 8018698441.

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, 18760 + ... + 57007.

It is an arithmetic number, because the mean of its divisors is an integer number (120925728).

Almost surely, 21448968108 is an apocalyptic number.

It is an amenable number.

1448968108 is an abundant number, since it is smaller than the sum of its proper divisors (1453249364).

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

1448968108 is a wasteful number, since it uses less digits than its factorization.

1448968108 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76461 (or 76459 counting only the distinct ones).

The product of its (nonzero) digits is 442368, while the sum is 49.

The square root of 1448968108 is about 38065.3137120923. The cubic root of 1448968108 is about 1131.5826384088.

The spelling of 1448968108 in words is "one billion, four hundred forty-eight million, nine hundred sixty-eight thousand, one hundred eight".

Divisors: 1 2 4 7 14 28 683 1366 2732 4781 9562 19124 75767 151534 303068 530369 1060738 2121476 51748861 103497722 206995444 362242027 724484054 1448968108