Search a number
-
+
1101408077 = 71114304001
BaseRepresentation
bin100000110100110…
…0010011101001101
32211202111022211202
41001221202131031
54223430024302
6301142555245
736202546160
oct10151423515
92752438752
101101408077
11515797210
12268a38b25
13147254873
14a63c7ad7
1566a63202
hex41a6274d

1101408077 has 8 divisors (see below), whose sum is σ = 1373184192. Its totient is φ = 858240000.

The previous prime is 1101408041. The next prime is 1101408089. The reversal of 1101408077 is 7708041011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1101408077 - 210 = 1101407053 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 (1101408577) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7151924 + ... + 7152077.

It is an arithmetic number, because the mean of its divisors is an integer number (171648024).

Almost surely, 21101408077 is an apocalyptic number.

It is an amenable number.

1101408077 is a deficient number, since it is larger than the sum of its proper divisors (271776115).

1101408077 is a wasteful number, since it uses less digits than its factorization.

1101408077 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14304019.

The product of its (nonzero) digits is 1568, while the sum is 29.

The square root of 1101408077 is about 33187.4686741848. The cubic root of 1101408077 is about 1032.7203912510.

Adding to 1101408077 its reverse (7708041011), we get a palindrome (8809449088).

The spelling of 1101408077 in words is "one billion, one hundred one million, four hundred eight thousand, seventy-seven".

Divisors: 1 7 11 77 14304001 100128007 157344011 1101408077