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67275952 = 2431135637
BaseRepresentation
bin1000000001010…
…00110010110000
311200120222020221
410000220302300
5114210312302
610401542424
71444556542
oct400506260
9150528227
1067275952
1134a80467
121a644a14
1310c26973
148d13692
155d8d937
hex4028cb0

67275952 has 20 divisors (see below), whose sum is σ = 134552896. Its totient is φ = 32552640.

The previous prime is 67275947. The next prime is 67275961. The reversal of 67275952 is 25957276.

67275952 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 67275899 and 67275908.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67323 + ... + 68314.

Almost surely, 267275952 is an apocalyptic number.

67275952 is a gapful number since it is divisible by the number (62) formed by its first and last digit.

It is an amenable number.

67275952 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

67275952 is a wasteful number, since it uses less digits than its factorization.

67275952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135676 (or 135670 counting only the distinct ones).

The product of its digits is 264600, while the sum is 43.

The square root of 67275952 is about 8202.1919021686. The cubic root of 67275952 is about 406.7116543739.

The spelling of 67275952 in words is "sixty-seven million, two hundred seventy-five thousand, nine hundred fifty-two".

Divisors: 1 2 4 8 16 31 62 124 248 496 135637 271274 542548 1085096 2170192 4204747 8409494 16818988 33637976 67275952