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84630308 = 2275951229
BaseRepresentation
bin1010000101101…
…01101100100100
312220020122221212
411002311230210
5133131132213
612221530552
72045226410
oct502655444
9186218855
1084630308
1143854004
1224413a58
13146c1b09
14b34dd40
15766a9a8
hex50b5b24

84630308 has 24 divisors (see below), whose sum is σ = 172132800. Its totient is φ = 35654688.

The previous prime is 84630281. The next prime is 84630311. The reversal of 84630308 is 80303648.

It is a super-3 number, since 3×846303083 (a number of 25 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23963 + ... + 27266.

It is an arithmetic number, because the mean of its divisors is an integer number (7172200).

Almost surely, 284630308 is an apocalyptic number.

It is an amenable number.

84630308 is an abundant number, since it is smaller than the sum of its proper divisors (87502492).

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

84630308 is a wasteful number, since it uses less digits than its factorization.

84630308 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51299 (or 51297 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 32.

The square root of 84630308 is about 9199.4732457897. The cubic root of 84630308 is about 439.0446005367.

The spelling of 84630308 in words is "eighty-four million, six hundred thirty thousand, three hundred eight".

Divisors: 1 2 4 7 14 28 59 118 236 413 826 1652 51229 102458 204916 358603 717206 1434412 3022511 6045022 12090044 21157577 42315154 84630308