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10501454349 = 321228994949
BaseRepresentation
bin10011100011110111…
…10111101000001101
31000002212100011011200
421301323313220031
5133001333014344
64454014340113
7521143613661
oct116173675015
930085304150
1010501454349
1144a98850a1
122050aba639
13cb4861519
147189b68a1
15416e12069
hex271ef7a0d

10501454349 has 12 divisors (see below), whose sum is σ = 15170161500. Its totient is φ = 7000326144.

The previous prime is 10501454311. The next prime is 10501454363. The reversal of 10501454349 is 94345410501.

It is a happy number.

10501454349 is a `hidden beast` number, since 10 + 50 + 14 + 543 + 49 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 4972788324 + 5528666025 = 70518^2 + 74355^2 .

It is not a de Polignac number, because 10501454349 - 211 = 10501452301 is a prime.

It is a super-2 number, since 2×105014543492 (a number of 21 digits) contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10501454389) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 63127 + ... + 158075.

It is an arithmetic number, because the mean of its divisors is an integer number (1264180125).

Almost surely, 210501454349 is an apocalyptic number.

It is an amenable number.

10501454349 is a deficient number, since it is larger than the sum of its proper divisors (4668707151).

10501454349 is a wasteful number, since it uses less digits than its factorization.

10501454349 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107244 (or 107241 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 36.

The spelling of 10501454349 in words is "ten billion, five hundred one million, four hundred fifty-four thousand, three hundred forty-nine".

Divisors: 1 3 9 12289 36867 94949 110601 284847 854541 1166828261 3500484783 10501454349