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10501053123 = 3112101286421
BaseRepresentation
bin10011100011110100…
…10101101011000011
31000002211120202210110
421301322111223003
5133001232144443
64454002002403
7521140323141
oct116172255303
930084522713
1010501053123
1144a9630700
122050946403
13cb4750a02
14718910591
15416d83233
hex271e95ac3

10501053123 has 24 divisors (see below), whose sum is σ = 15542403408. Its totient is φ = 6301240000.

The previous prime is 10501053113. The next prime is 10501053137. The reversal of 10501053123 is 32135010501.

It is not a de Polignac number, because 10501053123 - 220 = 10500004547 is a prime.

It is a super-2 number, since 2×105010531232 (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 10501053123.

It is not an unprimeable number, because it can be changed into a prime (10501053113) 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, 106548 + ... + 179873.

It is an arithmetic number, because the mean of its divisors is an integer number (647600142).

Almost surely, 210501053123 is an apocalyptic number.

10501053123 is a deficient number, since it is larger than the sum of its proper divisors (5041350285).

10501053123 is a wasteful number, since it uses less digits than its factorization.

10501053123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 286547 (or 286536 counting only the distinct ones).

The product of its (nonzero) digits is 450, while the sum is 21.

Adding to 10501053123 its reverse (32135010501), we get a palindrome (42636063624).

The spelling of 10501053123 in words is "ten billion, five hundred one million, fifty-three thousand, one hundred twenty-three".

Divisors: 1 3 11 33 101 121 303 363 1111 3333 12221 36663 286421 859263 3150631 9451893 28928521 34656941 86785563 103970823 318213731 954641193 3500351041 10501053123