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3902010980 = 225789313163
BaseRepresentation
bin1110100010010011…
…1111011001100100
3101001221022200210012
43220210333121210
530442403322410
61443105345352
7165460355210
oct35044773144
911057280705
103902010980
11172264666a
1290a938258
134a253334a
14290327940
1517c86b605
hexe893f664

3902010980 has 48 divisors (see below), whose sum is σ = 9470079360. Its totient is φ = 1322796288.

The previous prime is 3902010979. The next prime is 3902010989. The reversal of 3902010980 is 890102093.

It is not an unprimeable number, because it can be changed into a prime (3902010989) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 144122 + ... + 169041.

It is an arithmetic number, because the mean of its divisors is an integer number (197293320).

Almost surely, 23902010980 is an apocalyptic number.

It is an amenable number.

3902010980 is an abundant number, since it is smaller than the sum of its proper divisors (5568068380).

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

3902010980 is a wasteful number, since it uses less digits than its factorization.

3902010980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 313268 (or 313266 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 32.

The square root of 3902010980 is about 62466.0786347278. The cubic root of 3902010980 is about 1574.3314175812.

The spelling of 3902010980 in words is "three billion, nine hundred two million, ten thousand, nine hundred eighty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 89 140 178 356 445 623 890 1246 1780 2492 3115 6230 12460 313163 626326 1252652 1565815 2192141 3131630 4384282 6263260 8768564 10960705 21921410 27871507 43842820 55743014 111486028 139357535 195100549 278715070 390201098 557430140 780402196 975502745 1951005490 3902010980