Base | Representation |
---|---|
bin | 101100101011010100… |
… | …110011101010111110 |
3 | 11120211012212110102101 |
4 | 230223110303222332 |
5 | 1241221201440240 |
6 | 34012100015314 |
7 | 3315531102343 |
oct | 545324635276 |
9 | 146735773371 |
10 | 47971515070 |
11 | 19387740326 |
12 | 936969153a |
13 | 46a673119b |
14 | 247117c7ca |
15 | 13ab75739a |
hex | b2b533abe |
47971515070 has 16 divisors (see below), whose sum is σ = 86351855328. Its totient is φ = 19187910880.
The previous prime is 47971515061. The next prime is 47971515071. The reversal of 47971515070 is 7051517974.
It is a super-2 number, since 2×479715150702 (a number of 22 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 47971515070.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (47971515071) 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, 274527 + ... + 413893.
It is an arithmetic number, because the mean of its divisors is an integer number (5396990958).
Almost surely, 247971515070 is an apocalyptic number.
47971515070 is a deficient number, since it is larger than the sum of its proper divisors (38380340258).
47971515070 is a wasteful number, since it uses less digits than its factorization.
47971515070 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 173795.
The product of its (nonzero) digits is 308700, while the sum is 46.
The spelling of 47971515070 in words is "forty-seven billion, nine hundred seventy-one million, five hundred fifteen thousand, seventy".
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