Base | Representation |
---|---|
bin | 10100111101111001000… |
… | …01100110001000000000 |
3 | 2112212112110221221211122 |
4 | 22132330201212020000 |
5 | 43300411122240302 |
6 | 1310542453331412 |
7 | 103022511613634 |
oct | 12367441461000 |
9 | 2485473857748 |
10 | 720422461952 |
11 | 258590775626 |
12 | b7758036b68 |
13 | 52c2151c05b |
14 | 26c2375adc4 |
15 | 13b16e723a2 |
hex | a7bc866200 |
720422461952 has 30 divisors (see below), whose sum is σ = 1439476223559. Its totient is φ = 360201628160.
The previous prime is 720422461933. The next prime is 720422461991. The reversal of 720422461952 is 259164224027.
It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.
It can be written as a sum of positive squares in only one way, i.e., 360211230976 + 360211230976 = 600176^2 + 600176^2 .
It is an ABA number since it can be written as A⋅BA, here for A=2, B=600176.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 19186877 + ... + 19224387.
Almost surely, 2720422461952 is an apocalyptic number.
It is an amenable number.
720422461952 is a deficient number, since it is larger than the sum of its proper divisors (719053761607).
720422461952 is an frugal number, since it uses more digits than its factorization.
720422461952 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 75040 (or 37513 counting only the distinct ones).
The product of its (nonzero) digits is 483840, while the sum is 44.
Adding to 720422461952 its reverse (259164224027), we get a palindrome (979586685979).
The spelling of 720422461952 in words is "seven hundred twenty billion, four hundred twenty-two million, four hundred sixty-one thousand, nine hundred fifty-two".
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