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1312442410 = 25431304511
BaseRepresentation
bin100111000111010…
…0100100000101010
310101110120222112011
41032032210200222
510141441124120
6334122110134
744344401466
oct11616444052
93343528464
101312442410
11613926454
1230764b34a
1317bba3456
14c643d4a6
157a34bc5a
hex4e3a482a

1312442410 has 16 divisors (see below), whose sum is σ = 2367885312. Its totient is φ = 523757200.

The previous prime is 1312442401. The next prime is 1312442477. The reversal of 1312442410 is 142442131.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 147946 + ... + 156565.

It is an arithmetic number, because the mean of its divisors is an integer number (147992832).

Almost surely, 21312442410 is an apocalyptic number.

1312442410 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1312442410 is a deficient number, since it is larger than the sum of its proper divisors (1055442902).

1312442410 is a wasteful number, since it uses less digits than its factorization.

1312442410 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 304949.

The product of its (nonzero) digits is 768, while the sum is 22.

The square root of 1312442410 is about 36227.6470392434. The cubic root of 1312442410 is about 1094.8637709913.

Adding to 1312442410 its reverse (142442131), we get a palindrome (1454884541).

The spelling of 1312442410 in words is "one billion, three hundred twelve million, four hundred forty-two thousand, four hundred ten".

Divisors: 1 2 5 10 431 862 2155 4310 304511 609022 1522555 3045110 131244241 262488482 656221205 1312442410