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67377042 = 23310911447
BaseRepresentation
bin1000000010000…
…01011110010010
311200210002221000
410001001132102
5114222031132
610404042430
71445460345
oct401013622
9150702830
1067377042
113503a407
121a693416
1310c60995
148d3c45c
155dad87c
hex4041792

67377042 has 32 divisors (see below), whose sum is σ = 151113600. Its totient is φ = 22251024.

The previous prime is 67377031. The next prime is 67377047. The reversal of 67377042 is 24077376.

It is a junction number, because it is equal to n+sod(n) for n = 67376988 and 67377006.

It is not an unprimeable number, because it can be changed into a prime (67377047) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 163 + ... + 11609.

It is an arithmetic number, because the mean of its divisors is an integer number (4722300).

Almost surely, 267377042 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 67377042, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (75556800).

67377042 is an abundant number, since it is smaller than the sum of its proper divisors (83736558).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

67377042 is a wasteful number, since it uses less digits than its factorization.

67377042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11567 (or 11561 counting only the distinct ones).

The product of its (nonzero) digits is 49392, while the sum is 36.

The square root of 67377042 is about 8208.3519661379. The cubic root of 67377042 is about 406.9152630631.

The spelling of 67377042 in words is "sixty-seven million, three hundred seventy-seven thousand, forty-two".

Divisors: 1 2 3 6 9 18 27 54 109 218 327 654 981 1962 2943 5886 11447 22894 34341 68682 103023 206046 309069 618138 1247723 2495446 3743169 7486338 11229507 22459014 33688521 67377042