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106284864 = 2637312551
BaseRepresentation
bin1100101010111…
…00011101000000
321101222211102110
412111130131000
5204202103424
614314015320
72430256260
oct625343500
9241884373
10106284864
1154aa4434
122b717540
131903436a
14101897a0
1594e6c29
hex655c740

106284864 has 112 divisors (see below), whose sum is σ = 331882496. Its totient is φ = 29376000.

The previous prime is 106284853. The next prime is 106284869. The reversal of 106284864 is 468482601.

It is a tau number, because it is divible by the number of its divisors (112).

It is a super-2 number, since 2×1062848642 = 22592944630996992, which contains 22 as substring.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106284869) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40389 + ... + 42939.

Almost surely, 2106284864 is an apocalyptic number.

106284864 is a gapful number since it is divisible by the number (14) 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 106284864, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (165941248).

106284864 is an abundant number, since it is smaller than the sum of its proper divisors (225597632).

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

106284864 is a wasteful number, since it uses less digits than its factorization.

106284864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2604 (or 2594 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 39.

The square root of 106284864 is about 10309.4550777430. The cubic root of 106284864 is about 473.6859177274.

The spelling of 106284864 in words is "one hundred six million, two hundred eighty-four thousand, eight hundred sixty-four".

Divisors: 1 2 3 4 6 7 8 12 14 16 21 24 28 31 32 42 48 56 62 64 84 93 96 112 124 168 186 192 217 224 248 336 372 434 448 496 651 672 744 868 992 1302 1344 1488 1736 1984 2551 2604 2976 3472 5102 5208 5952 6944 7653 10204 10416 13888 15306 17857 20408 20832 30612 35714 40816 41664 53571 61224 71428 79081 81632 107142 122448 142856 158162 163264 214284 237243 244896 285712 316324 428568 474486 489792 553567 571424 632648 857136 948972 1107134 1142848 1265296 1660701 1714272 1897944 2214268 2530592 3321402 3428544 3795888 4428536 5061184 6642804 7591776 8857072 13285608 15183552 17714144 26571216 35428288 53142432 106284864