Base | Representation |
---|---|
bin | 11000011110101101… |
… | …01011100001001110 |
3 | 1020220220221110022211 |
4 | 30033112223201032 |
5 | 203403440134200 |
6 | 10012041301034 |
7 | 643453311466 |
oct | 141726534116 |
9 | 36826843284 |
10 | 13142505550 |
11 | 5634668a39 |
12 | 266949477a |
13 | 1315a78605 |
14 | 8c9662ba6 |
15 | 51dc00aba |
hex | 30f5ab84e |
13142505550 has 24 divisors (see below), whose sum is σ = 24465661776. Its totient is φ = 5252571840.
The previous prime is 13142505547. The next prime is 13142505553. The reversal of 13142505550 is 5550524131.
It is an interprime number because it is at equal distance from previous prime (13142505547) and next prime (13142505553).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13142505553) 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, 50514 + ... + 169813.
It is an arithmetic number, because the mean of its divisors is an integer number (1019402574).
Almost surely, 213142505550 is an apocalyptic number.
13142505550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
13142505550 is a deficient number, since it is larger than the sum of its proper divisors (11323156226).
13142505550 is a wasteful number, since it uses less digits than its factorization.
13142505550 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 221532 (or 221527 counting only the distinct ones).
The product of its (nonzero) digits is 15000, while the sum is 31.
The spelling of 13142505550 in words is "thirteen billion, one hundred forty-two million, five hundred five thousand, five hundred fifty".
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