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52486700 = 2252797773
BaseRepresentation
bin1100100000111…
…0001000101100
310122202121012212
43020032020230
5101414033300
65112545552
71205062310
oct310161054
9118677185
1052486700
112769a042
12156b22b8
13ab49226
146d83b40
15491b935
hex320e22c

52486700 has 72 divisors (see below), whose sum is σ = 131679072. Its totient is φ = 17786880.

The previous prime is 52486697. The next prime is 52486729. The reversal of 52486700 is 768425.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 67514 + ... + 68286.

It is an arithmetic number, because the mean of its divisors is an integer number (1828876).

Almost surely, 252486700 is an apocalyptic number.

52486700 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52486700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (65839536).

52486700 is an abundant number, since it is smaller than the sum of its proper divisors (79192372).

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

52486700 is a wasteful number, since it uses less digits than its factorization.

52486700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 891 (or 884 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 32.

The square root of 52486700 is about 7244.7705277669. The cubic root of 52486700 is about 374.4119970070.

The spelling of 52486700 in words is "fifty-two million, four hundred eighty-six thousand, seven hundred".

Divisors: 1 2 4 5 7 10 14 20 25 28 35 50 70 97 100 140 175 194 350 388 485 679 700 773 970 1358 1546 1940 2425 2716 3092 3395 3865 4850 5411 6790 7730 9700 10822 13580 15460 16975 19325 21644 27055 33950 38650 54110 67900 74981 77300 108220 135275 149962 270550 299924 374905 524867 541100 749810 1049734 1499620 1874525 2099468 2624335 3749050 5248670 7498100 10497340 13121675 26243350 52486700