Search a number
-
+
10371000381 = 372451715619
BaseRepresentation
bin10011010100010100…
…01110100000111101
3222202202212101222020
421222022032200331
5132214434003011
64433034310353
7515001022500
oct115212164075
928682771866
1010371000381
1144421830a5
1220152883b9
13c93817221
14705539137
1540a744006
hex26a28e83d

10371000381 has 24 divisors (see below), whose sum is σ = 16090224480. Its totient is φ = 5924594592.

The previous prime is 10371000377. The next prime is 10371000407. The reversal of 10371000381 is 18300017301.

It is not a de Polignac number, because 10371000381 - 22 = 10371000377 is a prime.

It is a super-2 number, since 2×103710003812 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10371000371) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 656190 + ... + 671808.

It is an arithmetic number, because the mean of its divisors is an integer number (670426020).

Almost surely, 210371000381 is an apocalyptic number.

It is an amenable number.

10371000381 is a deficient number, since it is larger than the sum of its proper divisors (5719224099).

10371000381 is a wasteful number, since it uses less digits than its factorization.

10371000381 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20153 (or 20146 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 24.

Adding to 10371000381 its reverse (18300017301), we get a palindrome (28671017682).

The spelling of 10371000381 in words is "ten billion, three hundred seventy-one million, three hundred eighty-one", and thus it is an aban number.

Divisors: 1 3 7 21 49 147 4517 13551 15619 31619 46857 94857 109333 221333 327999 663999 765331 2295993 70551023 211653069 493857161 1481571483 3457000127 10371000381