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10500630001 = 15749666749
BaseRepresentation
bin10011100011110001…
…01110010111110001
31000002210210021101021
421301320232113301
5133001130130001
64453544535441
7521133611431
oct116170562761
930083707337
1010500630001
1144a9371814
122050781581
13cb4633244
147188402c1
15416cecba1
hex271e2e5f1

10500630001 has 4 divisors (see below), whose sum is σ = 10501312500. Its totient is φ = 10499947504.

The previous prime is 10500629957. The next prime is 10500630017. The reversal of 10500630001 is 10003600501.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 10003600501 = 53899185599.

It can be written as a sum of positive squares in 2 ways, for example, as 3027200400 + 7473429601 = 55020^2 + 86449^2 .

It is a cyclic number.

It is not a de Polignac number, because 10500630001 - 217 = 10500498929 is a prime.

It is a super-2 number, since 2×105006300012 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10500630061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 317626 + ... + 349123.

It is an arithmetic number, because the mean of its divisors is an integer number (2625328125).

Almost surely, 210500630001 is an apocalyptic number.

It is an amenable number.

10500630001 is a deficient number, since it is larger than the sum of its proper divisors (682499).

10500630001 is an equidigital number, since it uses as much as digits as its factorization.

10500630001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 682498.

The product of its (nonzero) digits is 90, while the sum is 16.

The spelling of 10500630001 in words is "ten billion, five hundred million, six hundred thirty thousand, one".

Divisors: 1 15749 666749 10500630001