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87482152 = 23139151521
BaseRepresentation
bin1010011011011…
…01111100101000
320002121112221201
411031231330220
5134343412102
612403013544
72111405002
oct515557450
9202545851
1087482152
11454216aa
122536a2b4
131517cbb4
14b893372
157a30987
hex536df28

87482152 has 32 divisors (see below), whose sum is σ = 166622400. Its totient is φ = 43056000.

The previous prime is 87482147. The next prime is 87482159. The reversal of 87482152 is 25128478.

It is a super-2 number, since 2×874821522 = 15306253837102208, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (87482159) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 167652 + ... + 168172.

It is an arithmetic number, because the mean of its divisors is an integer number (5206950).

Almost surely, 287482152 is an apocalyptic number.

It is an amenable number.

87482152 is a deficient number, since it is larger than the sum of its proper divisors (79140248).

87482152 is a wasteful number, since it uses less digits than its factorization.

87482152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 817 (or 813 counting only the distinct ones).

The product of its digits is 35840, while the sum is 37.

The square root of 87482152 is about 9353.1894025514. The cubic root of 87482152 is about 443.9218134651.

The spelling of 87482152 in words is "eighty-seven million, four hundred eighty-two thousand, one hundred fifty-two".

Divisors: 1 2 4 8 139 151 278 302 521 556 604 1042 1112 1208 2084 4168 20989 41978 72419 78671 83956 144838 157342 167912 289676 314684 579352 629368 10935269 21870538 43741076 87482152