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1372301801 = 1328120129
BaseRepresentation
bin101000111001011…
…1010100111101001
310112122020011011122
41101302322213221
510302302124201
6344101105025
746002241613
oct12162724751
93478204148
101372301801
116446a0722
123236b8175
1318b401400
14d0381db3
1580722e1b
hex51cba9e9

1372301801 has 6 divisors (see below), whose sum is σ = 1485983790. Its totient is φ = 1266739968.

The previous prime is 1372301797. The next prime is 1372301813. The reversal of 1372301801 is 1081032731.

It can be written as a sum of positive squares in 3 ways, for example, as 171610000 + 1200691801 = 13100^2 + 34651^2 .

It is not a de Polignac number, because 1372301801 - 22 = 1372301797 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1372301851) 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 5 ways as a sum of consecutive naturals, for example, 4059896 + ... + 4060233.

It is an arithmetic number, because the mean of its divisors is an integer number (247663965).

Almost surely, 21372301801 is an apocalyptic number.

It is an amenable number.

1372301801 is a deficient number, since it is larger than the sum of its proper divisors (113681989).

1372301801 is an equidigital number, since it uses as much as digits as its factorization.

1372301801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8120155 (or 8120142 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 26.

The square root of 1372301801 is about 37044.5920614602. The cubic root of 1372301801 is about 1111.2622064630.

The spelling of 1372301801 in words is "one billion, three hundred seventy-two million, three hundred one thousand, eight hundred one".

Divisors: 1 13 169 8120129 105561677 1372301801