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67452053 = 115158603
BaseRepresentation
bin1000000010100…
…11110010010101
311200220220211012
410001103302111
5114231431203
610405422005
71446222134
oct401236225
9150826735
1067452053
11350907a9
121a70a905
1310c88b76
148d5b91b
155dc5bd8
hex4053c95

67452053 has 4 divisors (see below), whose sum is σ = 67511808. Its totient is φ = 67392300.

The previous prime is 67452043. The next prime is 67452061. The reversal of 67452053 is 35025476.

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 not a de Polignac number, because 67452053 - 212 = 67447957 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 (67452013) 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, 28151 + ... + 30452.

It is an arithmetic number, because the mean of its divisors is an integer number (16877952).

Almost surely, 267452053 is an apocalyptic number.

It is an amenable number.

67452053 is a deficient number, since it is larger than the sum of its proper divisors (59755).

67452053 is a wasteful number, since it uses less digits than its factorization.

67452053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59754.

The product of its (nonzero) digits is 25200, while the sum is 32.

The square root of 67452053 is about 8212.9198827214. The cubic root of 67452053 is about 407.0662135933.

The spelling of 67452053 in words is "sixty-seven million, four hundred fifty-two thousand, fifty-three".

Divisors: 1 1151 58603 67452053