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53062680 = 23351161659
BaseRepresentation
bin1100101001101…
…0110000011000
310200211212022110
43022122300120
5102041001210
65133152320
71213011456
oct312326030
9120755273
1053062680
1127a52860
121592b6a0
13acbb448
1470939d6
1549d2420
hex329ac18

53062680 has 128 divisors (see below), whose sum is σ = 176774400. Its totient is φ = 12633600.

The previous prime is 53062643. The next prime is 53062697. The reversal of 53062680 is 8626035.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 80191 + ... + 80849.

It is an arithmetic number, because the mean of its divisors is an integer number (1381050).

Almost surely, 253062680 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53062680, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (88387200).

53062680 is an abundant number, since it is smaller than the sum of its proper divisors (123711720).

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

53062680 is a wasteful number, since it uses less digits than its factorization.

53062680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 745 (or 741 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 53062680 is about 7284.4134973243. The cubic root of 53062680 is about 375.7765950678.

The spelling of 53062680 in words is "fifty-three million, sixty-two thousand, six hundred eighty".

Divisors: 1 2 3 4 5 6 8 10 11 12 15 20 22 24 30 33 40 44 55 60 61 66 88 110 120 122 132 165 183 220 244 264 305 330 366 440 488 610 659 660 671 732 915 1220 1318 1320 1342 1464 1830 1977 2013 2440 2636 2684 3295 3355 3660 3954 4026 5272 5368 6590 6710 7249 7320 7908 8052 9885 10065 13180 13420 14498 15816 16104 19770 20130 21747 26360 26840 28996 36245 39540 40199 40260 43494 57992 72490 79080 80398 80520 86988 108735 120597 144980 160796 173976 200995 217470 241194 289960 321592 401990 434940 442189 482388 602985 803980 869880 884378 964776 1205970 1326567 1607960 1768756 2210945 2411940 2653134 3537512 4421890 4823880 5306268 6632835 8843780 10612536 13265670 17687560 26531340 53062680