Base | Representation |
---|---|
bin | 101000101101111010… |
… | …1100001000101100110 |
3 | 22100200211222101212110 |
4 | 1101123311201011212 |
5 | 2413034131223414 |
6 | 104100332501450 |
7 | 6213563413206 |
oct | 1213365410546 |
9 | 270624871773 |
10 | 87440101734 |
11 | 340a0726697 |
12 | 14b4361a886 |
13 | 832668028b |
14 | 4336d38406 |
15 | 241b76d459 |
hex | 145bd61166 |
87440101734 has 32 divisors (see below), whose sum is σ = 179030459520. Its totient is φ = 28455622272.
The previous prime is 87440101699. The next prime is 87440101787. The reversal of 87440101734 is 43710104478.
It is a junction number, because it is equal to n+sod(n) for n = 87440101692 and 87440101701.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 484414 + ... + 639950.
It is an arithmetic number, because the mean of its divisors is an integer number (5594701860).
Almost surely, 287440101734 is an apocalyptic number.
87440101734 is an abundant number, since it is smaller than the sum of its proper divisors (91590357786).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
87440101734 is a wasteful number, since it uses less digits than its factorization.
87440101734 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 157764.
The product of its (nonzero) digits is 75264, while the sum is 39.
The spelling of 87440101734 in words is "eighty-seven billion, four hundred forty million, one hundred one thousand, seven hundred thirty-four".
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