Base | Representation |
---|---|
bin | 111000100000010… |
… | …101000101001101 |
3 | 2110001211100020001 |
4 | 320200111011031 |
5 | 3420141432203 |
6 | 234022524301 |
7 | 32330600431 |
oct | 7040250515 |
9 | 2401740201 |
10 | 947999053 |
11 | 4471367a1 |
12 | 225596691 |
13 | 1215310b1 |
14 | 8dc929c1 |
15 | 5835d91d |
hex | 3881514d |
947999053 has 8 divisors (see below), whose sum is σ = 998177120. Its totient is φ = 897849360.
The previous prime is 947999021. The next prime is 947999057. The reversal of 947999053 is 350999749.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 947999053 - 25 = 947999021 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 947998985 and 947999003.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (947999057) 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, 120583 + ... + 128203.
It is an arithmetic number, because the mean of its divisors is an integer number (124772140).
Almost surely, 2947999053 is an apocalyptic number.
It is an amenable number.
947999053 is a deficient number, since it is larger than the sum of its proper divisors (50178067).
947999053 is a wasteful number, since it uses less digits than its factorization.
947999053 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14187.
The product of its (nonzero) digits is 2755620, while the sum is 55.
The square root of 947999053 is about 30789.5932581124. The cubic root of 947999053 is about 982.3569027610.
It can be divided in two parts, 947 and 999053, that added together give a 6-th power (1000000 = 106).
The spelling of 947999053 in words is "nine hundred forty-seven million, nine hundred ninety-nine thousand, fifty-three".
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