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8013200124 = 2236196591637
BaseRepresentation
bin1110111011001111…
…11011101011111100
3202200110020202001210
413131213323223330
5112402334400444
63403050404420
7402401035326
oct73547735374
922613222053
108013200124
113442273946
121677730710
139a91b5447
14560342616
1531d7567b9
hex1dd9fbafc

8013200124 has 48 divisors (see below), whose sum is σ = 18767548800. Its totient is φ = 2661078336.

The previous prime is 8013200089. The next prime is 8013200141. The reversal of 8013200124 is 4210023108.

It is a super-2 number, since 2×80132001242 (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 8013200124.

It is a congruent 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, 4894234 + ... + 4895870.

It is an arithmetic number, because the mean of its divisors is an integer number (390990600).

Almost surely, 28013200124 is an apocalyptic number.

It is an amenable number.

8013200124 is an abundant number, since it is smaller than the sum of its proper divisors (10754348676).

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

8013200124 is a wasteful number, since it uses less digits than its factorization.

8013200124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2922 (or 2920 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 21.

The square root of 8013200124 is about 89516.4796224695. The cubic root of 8013200124 is about 2001.0994058760.

The spelling of 8013200124 in words is "eight billion, thirteen million, two hundred thousand, one hundred twenty-four".

Divisors: 1 2 3 4 6 12 619 659 1238 1318 1637 1857 1977 2476 2636 3274 3714 3954 4911 6548 7428 7908 9822 19644 407921 815842 1013303 1078783 1223763 1631684 2026606 2157566 2447526 3039909 3236349 4053212 4315132 4895052 6079818 6472698 12159636 12945396 667766677 1335533354 2003300031 2671066708 4006600062 8013200124