Search a number
-
+
87048288033 = 374998306927
BaseRepresentation
bin101000100010001111…
…0110111011100100001
322022200112201012111220
41101010132313130201
52411233330204113
6103553414525253
76201065145210
oct1210436673441
9268615635456
1087048288033
1133a0a542213
1214a54366829
138293446b55
1442daca5077
1523e7175523
hex14447b7721

87048288033 has 16 divisors (see below), whose sum is σ = 132910848000. Its totient is φ = 49642189776.

The previous prime is 87048288011. The next prime is 87048288053. The reversal of 87048288033 is 33088284078.

It is not a de Polignac number, because 87048288033 - 210 = 87048287009 is a prime.

It is a super-2 number, since 2×870482880332 (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (87048288053) 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, 4142985 + ... + 4163942.

It is an arithmetic number, because the mean of its divisors is an integer number (8306928000).

Almost surely, 287048288033 is an apocalyptic number.

It is an amenable number.

87048288033 is a deficient number, since it is larger than the sum of its proper divisors (45862559967).

87048288033 is a wasteful number, since it uses less digits than its factorization.

87048288033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8307436.

The product of its (nonzero) digits is 2064384, while the sum is 51.

The spelling of 87048288033 in words is "eighty-seven billion, forty-eight million, two hundred eighty-eight thousand, thirty-three".

Divisors: 1 3 7 21 499 1497 3493 10479 8306927 24920781 58148489 174445467 4145156573 12435469719 29016096011 87048288033