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67130050 = 25213139743
BaseRepresentation
bin1000000000001…
…01001011000010
311200022120010011
410000011023002
5114141130200
610354455134
71443411301
oct400051302
9150276104
1067130050
1134990889
121a5944aa
1310ba5430
148cb6438
155d605ba
hex40052c2

67130050 has 48 divisors (see below), whose sum is σ = 135616320. Its totient is φ = 24575040.

The previous prime is 67130039. The next prime is 67130069. The reversal of 67130050 is 5003176.

It is a super-2 number, since 2×671300502 = 9012887226005000, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 89979 + ... + 90721.

It is an arithmetic number, because the mean of its divisors is an integer number (2825340).

Almost surely, 267130050 is an apocalyptic number.

67130050 is an abundant number, since it is smaller than the sum of its proper divisors (68486270).

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

67130050 is a wasteful number, since it uses less digits than its factorization.

67130050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 907 (or 902 counting only the distinct ones).

The product of its (nonzero) digits is 630, while the sum is 22.

The square root of 67130050 is about 8193.2929887805. The cubic root of 67130050 is about 406.4174284239.

The spelling of 67130050 in words is "sixty-seven million, one hundred thirty thousand, fifty".

Divisors: 1 2 5 10 13 25 26 50 65 130 139 278 325 650 695 743 1390 1486 1807 3475 3614 3715 6950 7430 9035 9659 18070 18575 19318 37150 45175 48295 90350 96590 103277 206554 241475 482950 516385 1032770 1342601 2581925 2685202 5163850 6713005 13426010 33565025 67130050