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61343132 = 2298315601
BaseRepresentation
bin1110101000000…
…0010110011100
311021102112221212
43222000112130
5111200440012
610030443552
71343256644
oct352002634
9137375855
1061343132
1131699004
12186635b8
13c92a416
14820b524
1555bab22
hex3a8059c

61343132 has 12 divisors (see below), whose sum is σ = 107466576. Its totient is φ = 30638400.

The previous prime is 61343111. The next prime is 61343137. The reversal of 61343132 is 23134316.

It is a junction number, because it is equal to n+sod(n) for n = 61343098 and 61343107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61343137) 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 3 ways as a sum of consecutive naturals, for example, 3869 + ... + 11732.

It is an arithmetic number, because the mean of its divisors is an integer number (8955548).

Almost surely, 261343132 is an apocalyptic number.

It is an amenable number.

61343132 is a deficient number, since it is larger than the sum of its proper divisors (46123444).

61343132 is a wasteful number, since it uses less digits than its factorization.

61343132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16588 (or 16586 counting only the distinct ones).

The product of its digits is 1296, while the sum is 23.

The square root of 61343132 is about 7832.1856464208. The cubic root of 61343132 is about 394.3864469173.

Adding to 61343132 its reverse (23134316), we get a palindrome (84477448).

The spelling of 61343132 in words is "sixty-one million, three hundred forty-three thousand, one hundred thirty-two".

Divisors: 1 2 4 983 1966 3932 15601 31202 62404 15335783 30671566 61343132