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67463013 = 322487671
BaseRepresentation
bin1000000010101…
…10011101100101
311200221110212010
410001112131211
5114232304023
610405544433
71446266112
oct401263545
9150843763
1067463013
1135098a62
121a715119
1310c90b57
148d61909
155dc9093
hex4056765

67463013 has 4 divisors (see below), whose sum is σ = 89950688. Its totient is φ = 44975340.

The previous prime is 67463009. The next prime is 67463029. The reversal of 67463013 is 31036476.

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 not a de Polignac number, because 67463013 - 22 = 67463009 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 (67463003) 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, 11243833 + ... + 11243838.

It is an arithmetic number, because the mean of its divisors is an integer number (22487672).

Almost surely, 267463013 is an apocalyptic number.

It is an amenable number.

67463013 is a deficient number, since it is larger than the sum of its proper divisors (22487675).

67463013 is a wasteful number, since it uses less digits than its factorization.

67463013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22487674.

The product of its (nonzero) digits is 9072, while the sum is 30.

The square root of 67463013 is about 8213.5870969997. The cubic root of 67463013 is about 407.0882598908.

Adding to 67463013 its reverse (31036476), we get a palindrome (98499489).

The spelling of 67463013 in words is "sixty-seven million, four hundred sixty-three thousand, thirteen".

Divisors: 1 3 22487671 67463013