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40106088 = 23321179641
BaseRepresentation
bin1001100011111…
…1100001101000
32210110121012200
42120333201220
540231343323
63551340200
7664616241
oct230774150
983417180
1040106088
1120703330
1211521660
138402c19
14547dcc8
1537c3443
hex263f868

40106088 has 96 divisors (see below), whose sum is σ = 120182400. Its totient is φ = 11980800.

The previous prime is 40106083. The next prime is 40106123. The reversal of 40106088 is 88060104.

40106088 is a `hidden beast` number, since 40 + 10 + 608 + 8 = 666.

40106088 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (40106083) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 62248 + ... + 62888.

It is an arithmetic number, because the mean of its divisors is an integer number (1251900).

Almost surely, 240106088 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 40106088, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60091200).

40106088 is an abundant number, since it is smaller than the sum of its proper divisors (80076312).

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

40106088 is a wasteful number, since it uses less digits than its factorization.

40106088 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 743 (or 736 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 27.

The square root of 40106088 is about 6332.9367595137. The cubic root of 40106088 is about 342.2972689810.

The spelling of 40106088 in words is "forty million, one hundred six thousand, eighty-eight".

Divisors: 1 2 3 4 6 8 9 11 12 18 22 24 33 36 44 66 72 79 88 99 132 158 198 237 264 316 396 474 632 641 711 792 869 948 1282 1422 1738 1896 1923 2564 2607 2844 3476 3846 5128 5214 5688 5769 6952 7051 7692 7821 10428 11538 14102 15384 15642 20856 21153 23076 28204 31284 42306 46152 50639 56408 62568 63459 84612 101278 126918 151917 169224 202556 253836 303834 405112 455751 507672 557029 607668 911502 1114058 1215336 1671087 1823004 2228116 3342174 3646008 4456232 5013261 6684348 10026522 13368696 20053044 40106088