Base | Representation |
---|---|
bin | 100101011001010111… |
… | …100100001111111100 |
3 | 10211122101221101011021 |
4 | 211121113210033330 |
5 | 1124213414240201 |
6 | 30240240433524 |
7 | 2621024561500 |
oct | 453127441774 |
9 | 124571841137 |
10 | 40154055676 |
11 | 16035a10389 |
12 | 79476188a4 |
13 | 3a2bc71477 |
14 | 1d2cc30300 |
15 | 10a02b7ea1 |
hex | 9595e43fc |
40154055676 has 72 divisors (see below), whose sum is σ = 85536241056. Its totient is φ = 16427698560.
The previous prime is 40154055673. The next prime is 40154055677. The reversal of 40154055676 is 67655045104.
It is a super-2 number, since 2×401540556762 (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 (40154055671) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 332121 + ... + 436591.
It is an arithmetic number, because the mean of its divisors is an integer number (1188003348).
Almost surely, 240154055676 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 40154055676, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (42768120528).
40154055676 is an abundant number, since it is smaller than the sum of its proper divisors (45382185380).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
40154055676 is a wasteful number, since it uses less digits than its factorization.
40154055676 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 104579 (or 104570 counting only the distinct ones).
The product of its (nonzero) digits is 504000, while the sum is 43.
The spelling of 40154055676 in words is "forty billion, one hundred fifty-four million, fifty-five thousand, six hundred seventy-six".
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