Base | Representation |
---|---|
bin | 1100100100101… |
… | …11100101001000 |
3 | 21100110212021002 |
4 | 12102113211020 |
5 | 204000302342 |
6 | 14244434132 |
7 | 2420360261 |
oct | 622274510 |
9 | 240425232 |
10 | 105478472 |
11 | 545a35a0 |
12 | 2b3a8948 |
13 | 18b112c8 |
14 | 10019968 |
15 | 93d7d32 |
hex | 6497948 |
105478472 has 32 divisors (see below), whose sum is σ = 228445920. Its totient is φ = 45123840.
The previous prime is 105478463. The next prime is 105478487. The reversal of 105478472 is 274874501.
It is a super-2 number, since 2×1054784722 = 22251416110909568, which contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33758 + ... + 36749.
It is an arithmetic number, because the mean of its divisors is an integer number (7138935).
Almost surely, 2105478472 is an apocalyptic number.
It is an amenable number.
105478472 is an abundant number, since it is smaller than the sum of its proper divisors (122967448).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
105478472 is a wasteful number, since it uses less digits than its factorization.
105478472 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 70541 (or 70537 counting only the distinct ones).
The product of its (nonzero) digits is 62720, while the sum is 38.
The square root of 105478472 is about 10270.2712719772. The cubic root of 105478472 is about 472.4849105415.
The spelling of 105478472 in words is "one hundred five million, four hundred seventy-eight thousand, four hundred seventy-two".
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