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55100124141 = 317263552623
BaseRepresentation
bin110011010100001110…
…010010101111101101
312021020000121022200120
4303110032102233231
51400321112433031
641151310515153
73660301220226
oct632416225755
9167200538616
1055100124141
1121405646887
12a818b05ab9
13527158676a
142949c1624d
1516774c7a96
hexcd4392bed

55100124141 has 12 divisors (see below), whose sum is σ = 78042622272. Its totient is φ = 34572626368.

The previous prime is 55100124109. The next prime is 55100124161. The reversal of 55100124141 is 14142100155.

It is not a de Polignac number, because 55100124141 - 25 = 55100124109 is a prime.

It is a super-2 number, since 2×551001241412 (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55100124161) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 31775445 + ... + 31777178.

It is an arithmetic number, because the mean of its divisors is an integer number (6503551856).

Almost surely, 255100124141 is an apocalyptic number.

55100124141 is a gapful number since it is divisible by the number (51) formed by its first and last digit.

It is an amenable number.

55100124141 is a deficient number, since it is larger than the sum of its proper divisors (22942498131).

55100124141 is a wasteful number, since it uses less digits than its factorization.

55100124141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63552660 (or 63552643 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 24.

Adding to 55100124141 its reverse (14142100155), we get a palindrome (69242224296).

The spelling of 55100124141 in words is "fifty-five billion, one hundred million, one hundred twenty-four thousand, one hundred forty-one".

Divisors: 1 3 17 51 289 867 63552623 190657869 1080394591 3241183773 18366708047 55100124141