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3019630984 = 231773304153
BaseRepresentation
bin1011001111111011…
…1110100110001000
321210102222010222121
42303332332212020
522141011142414
61215345101024
7134554303606
oct26376764610
97712863877
103019630984
11130a5594a7
12703327774
133917989c6
14209076876
1512a170724
hexb3fbe988

3019630984 has 32 divisors (see below), whose sum is σ = 6076996920. Its totient is φ = 1401532416.

The previous prime is 3019630963. The next prime is 3019630997. The reversal of 3019630984 is 4890369103.

It can be written as a sum of positive squares in 4 ways, for example, as 2929190884 + 90440100 = 54122^2 + 9510^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 3019630984.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 142149 + ... + 162004.

Almost surely, 23019630984 is an apocalyptic number.

3019630984 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

It is an amenable number.

3019630984 is an abundant number, since it is smaller than the sum of its proper divisors (3057365936).

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

3019630984 is a wasteful number, since it uses less digits than its factorization.

3019630984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 304249 (or 304245 counting only the distinct ones).

The product of its (nonzero) digits is 139968, while the sum is 43.

The square root of 3019630984 is about 54951.1690867446. The cubic root of 3019630984 is about 1445.3885975697.

The spelling of 3019630984 in words is "three billion, nineteen million, six hundred thirty thousand, nine hundred eighty-four".

Divisors: 1 2 4 8 17 34 68 73 136 146 292 584 1241 2482 4964 9928 304153 608306 1216612 2433224 5170601 10341202 20682404 22203169 41364808 44406338 88812676 177625352 377453873 754907746 1509815492 3019630984