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BaseRepresentation
bin111000001000101000…
…0001010100010000001
3102112011020100001020101
41300101100022202001
53433340411100101
6131213525242401
711465206431031
oct1602120124201
9375136301211
10120548534401
1147140561139
121b443563401
13b4a1a33739
145b981338c1
153208209401
hex1c1140a881

120548534401 has 3 divisors (see below), whose sum is σ = 120548881603. Its totient is φ = 120548187200.

The previous prime is 120548534371. The next prime is 120548534453. The reversal of 120548534401 is 104435845021.

The square root of 120548534401 is 347201.

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., 60934428801 + 59614105600 = 246849^2 + 244160^2 .

It is not a de Polignac number, because 120548534401 - 231 = 118401050753 is a prime.

It is a super-3 number, since 3×1205485344013 (a number of 34 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120548534201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 173601 + ... + 520801.

Almost surely, 2120548534401 is an apocalyptic number.

120548534401 is the 347201-st square number.

120548534401 is the 173601-st centered octagonal number.

It is an amenable number.

120548534401 is a deficient number, since it is larger than the sum of its proper divisors (347202).

120548534401 is an frugal number, since it uses more digits than its factorization.

120548534401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 694402 (or 347201 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 37.

The spelling of 120548534401 in words is "one hundred twenty billion, five hundred forty-eight million, five hundred thirty-four thousand, four hundred one".

Divisors: 1 347201 120548534401