Base | Representation |
---|---|
bin | 100011001001011110… |
… | …101011001101010001 |
3 | 10121102011110122102210 |
4 | 203021132223031101 |
5 | 1104242420000311 |
6 | 25200523102333 |
7 | 2504142464520 |
oct | 431136531521 |
9 | 117364418383 |
10 | 37740000081 |
11 | 15007278713 |
12 | 73930719a9 |
13 | 3735aa3cc4 |
14 | 1b803924b7 |
15 | ead3b73a6 |
hex | 8c97ab351 |
37740000081 has 16 divisors (see below), whose sum is σ = 57511296000. Its totient is φ = 21564692688.
The previous prime is 37740000079. The next prime is 37740000083. The reversal of 37740000081 is 18000004773.
It is a happy number.
37740000081 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (37740000079) and next prime (37740000083).
It is not a de Polignac number, because 37740000081 - 21 = 37740000079 is a prime.
It is a super-2 number, since 2×377400000812 (a number of 22 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (37740000083) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 789460 + ... + 835898.
It is an arithmetic number, because the mean of its divisors is an integer number (3594456000).
Almost surely, 237740000081 is an apocalyptic number.
It is an amenable number.
37740000081 is a deficient number, since it is larger than the sum of its proper divisors (19771295919).
37740000081 is a wasteful number, since it uses less digits than its factorization.
37740000081 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 85148.
The product of its (nonzero) digits is 4704, while the sum is 30.
The spelling of 37740000081 in words is "thirty-seven billion, seven hundred forty million, eighty-one", and thus it is an aban number.
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