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1087288248 = 23345303677
BaseRepresentation
bin100000011001110…
…1011001110111000
32210202220222002010
41000303223032320
54211321210443
6255520205520
735641540404
oct10063531670
92722828063
101087288248
11508822832
122641698a0
1314434ca37
14a4590104
15656c4733
hex40ceb3b8

1087288248 has 16 divisors (see below), whose sum is σ = 2718220680. Its totient is φ = 362429408.

The previous prime is 1087288247. The next prime is 1087288273. The reversal of 1087288248 is 8428827801.

It is a junction number, because it is equal to n+sod(n) for n = 1087288197 and 1087288206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1087288247) 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, 22651815 + ... + 22651862.

Almost surely, 21087288248 is an apocalyptic number.

It is an amenable number.

1087288248 is an abundant number, since it is smaller than the sum of its proper divisors (1630932432).

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

1087288248 is a wasteful number, since it uses less digits than its factorization.

1087288248 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45303686 (or 45303682 counting only the distinct ones).

The product of its (nonzero) digits is 458752, while the sum is 48.

The square root of 1087288248 is about 32974.0541638422. The cubic root of 1087288248 is about 1028.2883085627.

The spelling of 1087288248 in words is "one billion, eighty-seven million, two hundred eighty-eight thousand, two hundred forty-eight".

Divisors: 1 2 3 4 6 8 12 24 45303677 90607354 135911031 181214708 271822062 362429416 543644124 1087288248