Base | Representation |
---|---|
bin | 1010000011011001111… |
… | …10010111100111100000 |
3 | 1020000121022100021221022 |
4 | 11001230332113213200 |
5 | 21124412433011142 |
6 | 422404130545012 |
7 | 33645653525663 |
oct | 5015476274740 |
9 | 1200538307838 |
10 | 345425672672 |
11 | 123548872543 |
12 | 56b42438168 |
13 | 2675bc9c772 |
14 | 12a0c1396da |
15 | 8eba6826d2 |
hex | 506cf979e0 |
345425672672 has 24 divisors (see below), whose sum is σ = 720060134976. Its totient is φ = 162553257472.
The previous prime is 345425672633. The next prime is 345425672677. The reversal of 345425672672 is 276276524543.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (345425672677) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 317486288 + ... + 317487375.
It is an arithmetic number, because the mean of its divisors is an integer number (30002505624).
Almost surely, 2345425672672 is an apocalyptic number.
345425672672 is a gapful number since it is divisible by the number (32) formed by its first and last digit.
It is an amenable number.
345425672672 is an abundant number, since it is smaller than the sum of its proper divisors (374634462304).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
345425672672 is a wasteful number, since it uses less digits than its factorization.
345425672672 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 634973690 (or 634973682 counting only the distinct ones).
The product of its digits is 16934400, while the sum is 53.
The spelling of 345425672672 in words is "three hundred forty-five billion, four hundred twenty-five million, six hundred seventy-two thousand, six hundred seventy-two".
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