Base | Representation |
---|---|
bin | 100101011110110100… |
… | …100101110110111101 |
3 | 10211212210002210111101 |
4 | 211132310211312331 |
5 | 1124410330104100 |
6 | 30253305453101 |
7 | 2623215351355 |
oct | 453664456675 |
9 | 124783083441 |
10 | 40245550525 |
11 | 16082622864 |
12 | 79721a1191 |
13 | 3a44bc792b |
14 | 1d3b049b65 |
15 | 10a833c86a |
hex | 95ed25dbd |
40245550525 has 48 divisors (see below), whose sum is σ = 53827804800. Its totient is φ = 29737871360.
The previous prime is 40245550493. The next prime is 40245550529. The reversal of 40245550525 is 52505554204.
It is not a de Polignac number, because 40245550525 - 25 = 40245550493 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (40245550529) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 21036969 + ... + 21038881.
It is an arithmetic number, because the mean of its divisors is an integer number (1121412600).
Almost surely, 240245550525 is an apocalyptic number.
It is an amenable number.
40245550525 is a deficient number, since it is larger than the sum of its proper divisors (13582254275).
40245550525 is a wasteful number, since it uses less digits than its factorization.
40245550525 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2838 (or 2833 counting only the distinct ones).
The product of its (nonzero) digits is 200000, while the sum is 37.
The spelling of 40245550525 in words is "forty billion, two hundred forty-five million, five hundred fifty thousand, five hundred twenty-five".
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