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670041476 = 221353243121
BaseRepresentation
bin100111111100000…
…000010110000100
31201200210122002222
4213330000112010
52333012311401
6150253151512
722414154456
oct4774002604
91650718088
10670041476
11314248095
1216848b598
13a8a80260
1464dba2d6
153dc55c1b
hex27f00584

670041476 has 24 divisors (see below), whose sum is σ = 1286601624. Its totient is φ = 303413760.

The previous prime is 670041457. The next prime is 670041509. The reversal of 670041476 is 674140076.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 85562500 + 584478976 = 9250^2 + 24176^2 .

It is a super-4 number, since 4×6700414764 (a number of 36 digits) contains 4444 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, 118805 + ... + 124316.

It is an arithmetic number, because the mean of its divisors is an integer number (53608401).

Almost surely, 2670041476 is an apocalyptic number.

It is an amenable number.

670041476 is a deficient number, since it is larger than the sum of its proper divisors (616560148).

670041476 is a wasteful number, since it uses less digits than its factorization.

670041476 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 243191 (or 243189 counting only the distinct ones).

The product of its (nonzero) digits is 28224, while the sum is 35.

The square root of 670041476 is about 25885.1593775275. The cubic root of 670041476 is about 875.0520680852.

The spelling of 670041476 in words is "six hundred seventy million, forty-one thousand, four hundred seventy-six".

Divisors: 1 2 4 13 26 52 53 106 212 689 1378 2756 243121 486242 972484 3160573 6321146 12642292 12885413 25770826 51541652 167510369 335020738 670041476