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10500030701 = 73143836037
BaseRepresentation
bin10011100011101100…
…11100000011101101
31000002202122211021222
421301312130003231
5133001001440301
64453524033125
7521125534256
oct116166340355
930082584258
1010500030701
1144a8aa2526
1220505327a5
13cb4483524
14718725b2d
15416c3031b
hex271d9c0ed

10500030701 has 4 divisors (see below), whose sum is σ = 10643866812. Its totient is φ = 10356194592.

The previous prime is 10500030643. The next prime is 10500030727. The reversal of 10500030701 is 10703000501.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 10703000501 = 79135481019.

It can be written as a sum of positive squares in 2 ways, for example, as 4630938601 + 5869092100 = 68051^2 + 76610^2 .

It is a cyclic number.

It is not a de Polignac number, because 10500030701 - 210 = 10500029677 is a prime.

It is a super-2 number, since 2×105000307012 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10500030701.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10500030791) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71917946 + ... + 71918091.

It is an arithmetic number, because the mean of its divisors is an integer number (2660966703).

Almost surely, 210500030701 is an apocalyptic number.

It is an amenable number.

10500030701 is a deficient number, since it is larger than the sum of its proper divisors (143836111).

10500030701 is an equidigital number, since it uses as much as digits as its factorization.

10500030701 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143836110.

The product of its (nonzero) digits is 105, while the sum is 17.

The spelling of 10500030701 in words is "ten billion, five hundred million, thirty thousand, seven hundred one".

Divisors: 1 73 143836037 10500030701