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247082002 = 2491251611
BaseRepresentation
bin11101011101000…
…10110000010010
3122012221001210021
432232202300102
51001223111002
640303454054
76060106456
oct1656426022
9565831707
10247082002
11117520402
126a8b732a
133c26048b
1424b5a666
1516a59737
hexeba2c12

247082002 has 8 divisors (see below), whose sum is σ = 371379312. Its totient is φ = 123288900.

The previous prime is 247081981. The next prime is 247082021. The reversal of 247082002 is 200280742.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×2470820022 = 122099031424656008, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 124824 + ... + 126787.

It is an arithmetic number, because the mean of its divisors is an integer number (46422414).

Almost surely, 2247082002 is an apocalyptic number.

247082002 is a deficient number, since it is larger than the sum of its proper divisors (124297310).

247082002 is a wasteful number, since it uses less digits than its factorization.

247082002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 252104.

The product of its (nonzero) digits is 1792, while the sum is 25.

The square root of 247082002 is about 15718.8422601666. The cubic root of 247082002 is about 627.4999620112.

The spelling of 247082002 in words is "two hundred forty-seven million, eighty-two thousand, two".

Divisors: 1 2 491 982 251611 503222 123541001 247082002