Search a number
-
+
103111274677 = 23131311110039
BaseRepresentation
bin110000000000111101…
…0010011000010110101
3100212011000001110202011
41200001322103002311
53142132441242202
6115211344244221
710310123242105
oct1400172230265
9325130043664
10103111274677
113a802698894
1217b97910671
139953284588
144dc2351205
152a3745dbd7
hex1801e930b5

103111274677 has 16 divisors (see below), whose sum is σ = 108765296640. Its totient is φ = 97559690800.

The previous prime is 103111274671. The next prime is 103111274687. The reversal of 103111274677 is 776472111301.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-103111274677 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103111274671) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 882024 + ... + 992062.

It is an arithmetic number, because the mean of its divisors is an integer number (6797831040).

Almost surely, 2103111274677 is an apocalyptic number.

It is an amenable number.

103111274677 is a deficient number, since it is larger than the sum of its proper divisors (5654021963).

103111274677 is a wasteful number, since it uses less digits than its factorization.

103111274677 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110504.

The product of its (nonzero) digits is 49392, while the sum is 40.

Adding to 103111274677 its reverse (776472111301), we get a palindrome (879583385978).

The spelling of 103111274677 in words is "one hundred three billion, one hundred eleven million, two hundred seventy-four thousand, six hundred seventy-seven".

Divisors: 1 23 131 311 3013 7153 40741 110039 937043 2530897 14415109 34222129 331547507 787108967 4483098899 103111274677