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10020637361 = 71697843559
BaseRepresentation
bin10010101010100011…
…01100101010110001
3221212100121010021002
421111101230222301
5131010240343421
64334201011345
7503215004120
oct112521545261
927770533232
1010020637361
114282430189
121b37a83b55
13c39064a27
146b0bb5ab7
153d9ad7b0b
hex25546cab1

10020637361 has 8 divisors (see below), whose sum is σ = 11458919040. Its totient is φ = 8584046208.

The previous prime is 10020637343. The next prime is 10020637421. The reversal of 10020637361 is 16373602001.

10020637361 is digitally balanced in base 3, 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 not a de Polignac number, because 10020637361 - 214 = 10020620977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10020637321) 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, 409901 + ... + 433658.

It is an arithmetic number, because the mean of its divisors is an integer number (1432364880).

Almost surely, 210020637361 is an apocalyptic number.

It is an amenable number.

10020637361 is a deficient number, since it is larger than the sum of its proper divisors (1438281679).

10020637361 is an equidigital number, since it uses as much as digits as its factorization.

10020637361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 845263.

The product of its (nonzero) digits is 4536, while the sum is 29.

The spelling of 10020637361 in words is "ten billion, twenty million, six hundred thirty-seven thousand, three hundred sixty-one".

Divisors: 1 7 1697 11879 843559 5904913 1431519623 10020637361