Base | Representation |
---|---|
bin | 11100001111100000110… |
… | …00101011010011010101 |
3 | 10102202202220000020222012 |
4 | 32013300120223103111 |
5 | 111344340031023021 |
6 | 2021443525314005 |
7 | 130052301235301 |
oct | 16076030532325 |
9 | 3382686006865 |
10 | 970400642261 |
11 | 3445a9956376 |
12 | 1380a1265905 |
13 | 7067bc0b48b |
14 | 34d792ccd01 |
15 | 1a397dcb35b |
hex | e1f062b4d5 |
970400642261 has 8 divisors (see below), whose sum is σ = 971124168000. Its totient is φ = 969677389152.
The previous prime is 970400642243. The next prime is 970400642269. The reversal of 970400642261 is 162246004079.
970400642261 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-970400642261 is a prime.
It is a super-2 number, since 2×9704006422612 (a number of 25 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (970400642269) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7351106 + ... + 7481948.
It is an arithmetic number, because the mean of its divisors is an integer number (121390521000).
Almost surely, 2970400642261 is an apocalyptic number.
It is an amenable number.
970400642261 is a deficient number, since it is larger than the sum of its proper divisors (723525739).
970400642261 is a wasteful number, since it uses less digits than its factorization.
970400642261 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 136315.
The product of its (nonzero) digits is 145152, while the sum is 41.
The spelling of 970400642261 in words is "nine hundred seventy billion, four hundred million, six hundred forty-two thousand, two hundred sixty-one".
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