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61068029 = 1117326567
BaseRepresentation
bin1110100011110…
…1001011111101
311020220120120212
43220331023331
5111113134104
610020522205
71341032621
oct350751375
9136816525
1061068029
1131520350
1218550365
13c862139
148179181
15556436e
hex3a3d2fd

61068029 has 8 divisors (see below), whose sum is σ = 70538688. Its totient is φ = 52250560.

The previous prime is 61068011. The next prime is 61068043. The reversal of 61068029 is 92086016.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 61068029 - 216 = 61002493 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 61067986 and 61068004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61068079) 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 7 ways as a sum of consecutive naturals, for example, 163097 + ... + 163470.

It is an arithmetic number, because the mean of its divisors is an integer number (8817336).

Almost surely, 261068029 is an apocalyptic number.

It is an amenable number.

61068029 is a deficient number, since it is larger than the sum of its proper divisors (9470659).

61068029 is a wasteful number, since it uses less digits than its factorization.

61068029 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 326595.

The product of its (nonzero) digits is 5184, while the sum is 32.

The square root of 61068029 is about 7814.6035727988. The cubic root of 61068029 is about 393.7960005382.

The spelling of 61068029 in words is "sixty-one million, sixty-eight thousand, twenty-nine".

Divisors: 1 11 17 187 326567 3592237 5551639 61068029