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148787307008 = 29170472
BaseRepresentation
bin1000101010010001101…
…0100010001000000000
3112020001020120022211022
42022210122202020000
54414204022311013
6152204004205012
713515042146114
oct2124432421000
9466036508738
10148787307008
1158111612a3a
1224a04699768
1311052262742
1472b66b9744
153d0c3d8008
hex22a46a2200

148787307008 has 30 divisors (see below), whose sum is σ = 297301453911. Its totient is φ = 74389289472.

The previous prime is 148787306999. The next prime is 148787307013. The reversal of 148787307008 is 800703787841.

It is a happy number.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in only one way, i.e., 74393653504 + 74393653504 = 272752^2 + 272752^2 .

It is an ABA number since it can be written as A⋅BA, here for A=2, B=272752.

It is a super-4 number, since 4×1487873070084 (a number of 46 digits) contains 4444 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 8719541 + ... + 8736587.

Almost surely, 2148787307008 is an apocalyptic number.

It is an amenable number.

148787307008 is a deficient number, since it is larger than the sum of its proper divisors (148514146903).

148787307008 is an frugal number, since it uses more digits than its factorization.

148787307008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34112 (or 17049 counting only the distinct ones).

The product of its (nonzero) digits is 2107392, while the sum is 53.

The spelling of 148787307008 in words is "one hundred forty-eight billion, seven hundred eighty-seven million, three hundred seven thousand, eight".

Divisors: 1 2 4 8 16 32 64 128 256 512 17047 34094 68188 136376 272752 545504 1091008 2182016 4364032 8728064 290600209 581200418 1162400836 2324801672 4649603344 9299206688 18598413376 37196826752 74393653504 148787307008