Base | Representation |
---|---|
bin | 111010011010… |
… | …1111101110010 |
3 | 2010122011010001 |
4 | 1310311331302 |
5 | 30320122441 |
6 | 3012300214 |
7 | 521230360 |
oct | 164657562 |
9 | 63564101 |
10 | 30629746 |
11 | 16320644 |
12 | a31166a |
13 | 6465814 |
14 | 40d4630 |
15 | 2a50731 |
hex | 1d35f72 |
30629746 has 16 divisors (see below), whose sum is σ = 52859520. Its totient is φ = 13039200.
The previous prime is 30629743. The next prime is 30629749. The reversal of 30629746 is 64792603.
It is an interprime number because it is at equal distance from previous prime (30629743) and next prime (30629749).
It is not an unprimeable number, because it can be changed into a prime (30629743) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5131 + ... + 9358.
It is an arithmetic number, because the mean of its divisors is an integer number (3303720).
Almost surely, 230629746 is an apocalyptic number.
30629746 is a deficient number, since it is larger than the sum of its proper divisors (22229774).
30629746 is a wasteful number, since it uses less digits than its factorization.
30629746 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14649.
The product of its (nonzero) digits is 54432, while the sum is 37.
The square root of 30629746 is about 5534.4146935335. The cubic root of 30629746 is about 312.8823982249.
It can be divided in two parts, 30629 and 746, that added together give a triangular number (31375 = T250).
The spelling of 30629746 in words is "thirty million, six hundred twenty-nine thousand, seven hundred forty-six".
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