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997739002 = 213712272381
BaseRepresentation
bin111011011110000…
…100100111111010
32120112102101121101
4323132010213322
54020410122002
6243001002014
733503433031
oct7336044772
92515371541
10997739002
1147221a097
1223a18330a
1312b928010
149671d718
155c8d6587
hex3b7849fa

997739002 has 32 divisors (see below), whose sum is σ = 1642322304. Its totient is φ = 451819200.

The previous prime is 997738991. The next prime is 997739033. The reversal of 997739002 is 200937799.

It is a super-2 number, since 2×9977390022 = 1990966232223912008, which contains 22 as substring.

It is a house number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 417852 + ... + 420232.

It is an arithmetic number, because the mean of its divisors is an integer number (51322572).

Almost surely, 2997739002 is an apocalyptic number.

997739002 is a deficient number, since it is larger than the sum of its proper divisors (644583302).

997739002 is a wasteful number, since it uses less digits than its factorization.

997739002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2694.

The product of its (nonzero) digits is 214326, while the sum is 46.

The square root of 997739002 is about 31587.0068540848. The cubic root of 997739002 is about 999.2457652730.

The spelling of 997739002 in words is "nine hundred ninety-seven million, seven hundred thirty-nine thousand, two".

Divisors: 1 2 13 26 71 142 227 454 923 1846 2381 2951 4762 5902 16117 30953 32234 61906 169051 209521 338102 419042 540487 1080974 2197663 4395326 7026331 14052662 38374577 76749154 498869501 997739002