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140010108 = 22372372469
BaseRepresentation
bin10000101100001…
…10001001111100
3100202110020202120
420112012021330
5241320310413
621520522540
73320031510
oct1026061174
9322406676
10140010108
1172039737
123aa80450
1323011b24
1414848140
15c459723
hex858627c

140010108 has 48 divisors (see below), whose sum is σ = 389598720. Its totient is φ = 38263104.

The previous prime is 140010103. The next prime is 140010119. The reversal of 140010108 is 801010041.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140010103) 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, 34303 + ... + 38166.

It is an arithmetic number, because the mean of its divisors is an integer number (8116640).

Almost surely, 2140010108 is an apocalyptic number.

It is an amenable number.

140010108 is an abundant number, since it is smaller than the sum of its proper divisors (249588612).

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

140010108 is a wasteful number, since it uses less digits than its factorization.

140010108 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72506 (or 72504 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

The square root of 140010108 is about 11832.5866994500. The cubic root of 140010108 is about 519.2619064868.

Adding to 140010108 its reverse (801010041), we get a palindrome (941020149).

The spelling of 140010108 in words is "one hundred forty million, ten thousand, one hundred eight".

Divisors: 1 2 3 4 6 7 12 14 21 23 28 42 46 69 84 92 138 161 276 322 483 644 966 1932 72469 144938 217407 289876 434814 507283 869628 1014566 1521849 1666787 2029132 3043698 3333574 5000361 6087396 6667148 10000722 11667509 20001444 23335018 35002527 46670036 70005054 140010108