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6472740148 = 227231169291
BaseRepresentation
bin1100000011100111…
…00010110100110100
3121201002121021020121
412001303202310310
5101224010141043
62550141141324
7316254245350
oct60163426464
917632537217
106472740148
112821769526
12130785a844
137c1cc8174
1445590a460
1527d3b8ded
hex181ce2d34

6472740148 has 12 divisors (see below), whose sum is σ = 12945480352. Its totient is φ = 2774031480.

The previous prime is 6472740137. The next prime is 6472740167. The reversal of 6472740148 is 8410472746.

6472740148 is an admirable number.

It is a super-3 number, since 3×64727401483 (a number of 30 digits) contains 333 as substring.

It is a hoax number, since the sum of its digits (43) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

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, 115584618 + ... + 115584673.

Almost surely, 26472740148 is an apocalyptic number.

It is an amenable number.

6472740148 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.

6472740148 is a wasteful number, since it uses less digits than its factorization.

6472740148 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 231169302 (or 231169300 counting only the distinct ones).

The product of its (nonzero) digits is 301056, while the sum is 43.

The square root of 6472740148 is about 80453.3414346477. The cubic root of 6472740148 is about 1863.6430073484.

The spelling of 6472740148 in words is "six billion, four hundred seventy-two million, seven hundred forty thousand, one hundred forty-eight".

Divisors: 1 2 4 7 14 28 231169291 462338582 924677164 1618185037 3236370074 6472740148