Base | Representation |
---|---|
bin | 100010010101101000… |
… | …1010100010110110100 |
3 | 21001100002120122202120 |
4 | 1010223101110112310 |
5 | 2202010020413043 |
6 | 53513104435540 |
7 | 5220233044005 |
oct | 1045321242664 |
9 | 231302518676 |
10 | 73740404148 |
11 | 29300599074 |
12 | 1235b618bb0 |
13 | 6c52346a48 |
14 | 37d76b31ac |
15 | 1db8ba8983 |
hex | 112b4545b4 |
73740404148 has 12 divisors (see below), whose sum is σ = 172060943040. Its totient is φ = 24580134712.
The previous prime is 73740404147. The next prime is 73740404173. The reversal of 73740404148 is 84140404737.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (12).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (73740404141) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3072516828 + ... + 3072516851.
It is an arithmetic number, because the mean of its divisors is an integer number (14338411920).
Almost surely, 273740404148 is an apocalyptic number.
It is an amenable number.
73740404148 is an abundant number, since it is smaller than the sum of its proper divisors (98320538892).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
73740404148 is a wasteful number, since it uses less digits than its factorization.
73740404148 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6145033686 (or 6145033684 counting only the distinct ones).
The product of its (nonzero) digits is 301056, while the sum is 42.
The spelling of 73740404148 in words is "seventy-three billion, seven hundred forty million, four hundred four thousand, one hundred forty-eight".
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