Base | Representation |
---|---|
bin | 1000111100011110011… |
… | …01100000111001101100 |
3 | 1002101022102112002212120 |
4 | 10132033031200321230 |
5 | 20013420403100130 |
6 | 353105325432540 |
7 | 31130206322436 |
oct | 4361715407154 |
9 | 1071272462776 |
10 | 307345362540 |
11 | 109387498957 |
12 | 4b69540b750 |
13 | 22ca0855c88 |
14 | 10c388bd656 |
15 | 7edc497910 |
hex | 478f360e6c |
307345362540 has 96 divisors (see below), whose sum is σ = 887525130240. Its totient is φ = 79409869056.
The previous prime is 307345362529. The next prime is 307345362557. The reversal of 307345362540 is 45263543703.
It is a super-2 number, since 2×3073453625402 (a number of 24 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 307345362492 and 307345362501.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 240949 + ... + 820211.
It is an arithmetic number, because the mean of its divisors is an integer number (9245053440).
Almost surely, 2307345362540 is an apocalyptic number.
307345362540 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 307345362540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (443762565120).
307345362540 is an abundant number, since it is smaller than the sum of its proper divisors (580179767700).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
307345362540 is a wasteful number, since it uses less digits than its factorization.
307345362540 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 579551 (or 579549 counting only the distinct ones).
The product of its (nonzero) digits is 907200, while the sum is 42.
The spelling of 307345362540 in words is "three hundred seven billion, three hundred forty-five million, three hundred sixty-two thousand, five hundred forty".
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