Search a number
-
+
10401302101 = 371931456561
BaseRepresentation
bin10011010111111011…
…10100011001010101
3222211212212220010011
421223331310121111
5132300213131401
64440040000221
7515516415631
oct115375643125
928755786104
1010401302101
11445829a243
122023460071
13c99b96638
14709585dc1
1540d22c451
hex26bf74655

10401302101 has 8 divisors (see below), whose sum is σ = 10737775064. Its totient is φ = 10067742720.

The previous prime is 10401302071. The next prime is 10401302113. The reversal of 10401302101 is 10120310401.

It can be written as a sum of positive squares in 4 ways, for example, as 3574246225 + 6827055876 = 59785^2 + 82626^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a 6-Lehmer number, since φ(10401302101) divides (10401302101-1)6.

It is a cyclic number.

It is not a de Polignac number, because 10401302101 - 213 = 10401293909 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10401302161) 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, 721140 + ... + 735421.

It is an arithmetic number, because the mean of its divisors is an integer number (1342221883).

Almost surely, 210401302101 is an apocalyptic number.

It is an amenable number.

10401302101 is a deficient number, since it is larger than the sum of its proper divisors (336472963).

10401302101 is a wasteful number, since it uses less digits than its factorization.

10401302101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1456791.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 10401302101 its reverse (10120310401), we get a palindrome (20521612502).

The spelling of 10401302101 in words is "ten billion, four hundred one million, three hundred two thousand, one hundred one".

Divisors: 1 37 193 7141 1456561 53892757 281116273 10401302101