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61062941 = 193213839
BaseRepresentation
bin1110100011101…
…1111100011101
311020220022121102
43220323330131
5111113003231
610020442445
71341012032
oct350737435
9136808542
1061062941
1131517545
1218549425
13c85ca24
148177389
155562acb
hex3a3bf1d

61062941 has 4 divisors (see below), whose sum is σ = 64276800. Its totient is φ = 57849084.

The previous prime is 61062931. The next prime is 61062949. The reversal of 61062941 is 14926016.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-61062941 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61062949) 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 3 ways as a sum of consecutive naturals, for example, 1606901 + ... + 1606938.

It is an arithmetic number, because the mean of its divisors is an integer number (16069200).

Almost surely, 261062941 is an apocalyptic number.

It is an amenable number.

61062941 is a deficient number, since it is larger than the sum of its proper divisors (3213859).

61062941 is a wasteful number, since it uses less digits than its factorization.

61062941 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3213858.

The product of its (nonzero) digits is 2592, while the sum is 29.

The square root of 61062941 is about 7814.2780216729. The cubic root of 61062941 is about 393.7850636113.

Adding to 61062941 its reverse (14926016), we get a palindrome (75988957).

The spelling of 61062941 in words is "sixty-one million, sixty-two thousand, nine hundred forty-one".

Divisors: 1 19 3213839 61062941