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9485469862801 = 30798492
BaseRepresentation
bin1000101000001000001000…
…0011111100101110010001
31020120210122201000002111021
42022002002003330232101
52220402220241102201
632101321550315441
71666205533342612
oct212020203745621
936523581002437
109485469862801
1130278464a7479
1210924207b8b81
1353a62592423a
1424b156273c09
15116b138adea1
hex8a0820fcb91

9485469862801 has 3 divisors (see below), whose sum is σ = 9485472942651. Its totient is φ = 9485466782952.

The previous prime is 9485469862787. The next prime is 9485469862829. The reversal of 9485469862801 is 1082689645849.

The square root of 9485469862801 is 3079849.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in only one way, i.e., 4032871256401 + 5452598606400 = 2008201^2 + 2335080^2 .

It is a de Polignac number, because none of the positive numbers 2k-9485469862801 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9485469862601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 1539925 + ... + 4619773.

It is an arithmetic number, because the mean of its divisors is an integer number (3161824314217).

Almost surely, 29485469862801 is an apocalyptic number.

9485469862801 is the 3079849-th square number.

9485469862801 is the 1539925-th centered octagonal number.

It is an amenable number.

9485469862801 is a deficient number, since it is larger than the sum of its proper divisors (3079850).

9485469862801 is an frugal number, since it uses more digits than its factorization.

9485469862801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6159698 (or 3079849 counting only the distinct ones).

The product of its (nonzero) digits is 238878720, while the sum is 70.

The spelling of 9485469862801 in words is "nine trillion, four hundred eighty-five billion, four hundred sixty-nine million, eight hundred sixty-two thousand, eight hundred one".

Divisors: 1 3079849 9485469862801