Base | Representation |
---|---|
bin | 11011111010000011010010… |
… | …00100100011011001100101 |
3 | 22001021202012020112222022101 |
4 | 31331001221010203121211 |
5 | 31020424141403322001 |
6 | 334304104250532101 |
7 | 15632465403135160 |
oct | 1575015104433145 |
9 | 261252166488271 |
10 | 61368255526501 |
11 | 18610149417630 |
12 | 6a716b4737031 |
13 | 2832003871c21 |
14 | 112234cd56ad7 |
15 | 7164e0d9ca01 |
hex | 37d069123665 |
61368255526501 has 32 divisors (see below), whose sum is σ = 76548699279360. Its totient is φ = 47795907211200.
The previous prime is 61368255526483. The next prime is 61368255526517. The reversal of 61368255526501 is 10562555286316.
It is a happy number.
It is a cyclic number.
It is not a de Polignac number, because 61368255526501 - 25 = 61368255526469 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (61368255526801) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3373541316 + ... + 3373559506.
It is an arithmetic number, because the mean of its divisors is an integer number (2392146852480).
Almost surely, 261368255526501 is an apocalyptic number.
It is an amenable number.
61368255526501 is a deficient number, since it is larger than the sum of its proper divisors (15180443752859).
61368255526501 is a wasteful number, since it uses less digits than its factorization.
61368255526501 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 37345.
The product of its (nonzero) digits is 12960000, while the sum is 55.
The spelling of 61368255526501 in words is "sixty-one trillion, three hundred sixty-eight billion, two hundred fifty-five million, five hundred twenty-six thousand, five hundred one".
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