Base | Representation |
---|---|
bin | 1110010010001110100100… |
… | …10100111100011101100100 |
3 | 11010020000110210222201020120 |
4 | 13021013102110330131210 |
5 | 13104131023340312130 |
6 | 150450432133401540 |
7 | 6421326056024634 |
oct | 711072224743544 |
9 | 133200423881216 |
10 | 31412624541540 |
11 | a0110236a0250 |
12 | 3633b884992b0 |
13 | 146b2756b9b38 |
14 | 7a85445086c4 |
15 | 3971ab423910 |
hex | 1c91d253c764 |
31412624541540 has 192 divisors, whose sum is σ = 101609303040000. Its totient is φ = 7166254888960.
The previous prime is 31412624541527. The next prime is 31412624541563. The reversal of 31412624541540 is 4514542621413.
It is a super-2 number, since 2×314126245415402 (a number of 28 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 31412624541492 and 31412624541501.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 83952109 + ... + 84325451.
It is an arithmetic number, because the mean of its divisors is an integer number (529215120000).
Almost surely, 231412624541540 is an apocalyptic number.
31412624541540 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 31412624541540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (50804651520000).
31412624541540 is an abundant number, since it is smaller than the sum of its proper divisors (70196678498460).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
31412624541540 is a wasteful number, since it uses less digits than its factorization.
31412624541540 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 380882 (or 380880 counting only the distinct ones).
The product of its (nonzero) digits is 460800, while the sum is 42.
The spelling of 31412624541540 in words is "thirty-one trillion, four hundred twelve billion, six hundred twenty-four million, five hundred forty-one thousand, five hundred forty".
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