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61042367 = 101360259
BaseRepresentation
bin1110100011011…
…0111010111111
311020212021101102
43220312322333
5111111323432
610020203315
71340565041
oct350667277
9136767342
1061042367
1131503041
121853953b
13c853559
14816da91
15555b962
hex3a36ebf

61042367 has 4 divisors (see below), whose sum is σ = 61103640. Its totient is φ = 60981096.

The previous prime is 61042363. The next prime is 61042369. The reversal of 61042367 is 76324016.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 61042367 - 22 = 61042363 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 (61042363) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29117 + ... + 31142.

It is an arithmetic number, because the mean of its divisors is an integer number (15275910).

Almost surely, 261042367 is an apocalyptic number.

61042367 is a deficient number, since it is larger than the sum of its proper divisors (61273).

61042367 is a wasteful number, since it uses less digits than its factorization.

61042367 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61272.

The product of its (nonzero) digits is 6048, while the sum is 29.

The square root of 61042367 is about 7812.9614743706. The cubic root of 61042367 is about 393.7408325068.

The spelling of 61042367 in words is "sixty-one million, forty-two thousand, three hundred sixty-seven".

Divisors: 1 1013 60259 61042367