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100201208 = 23139251359
BaseRepresentation
bin1011111100011…
…11001011111000
320222112202012212
411332033023320
5201122414313
613535354252
72324460542
oct576171370
9228482185
10100201208
1151619718
1229682988
13179b4273
14d444692
158be43a8
hex5f8f2f8

100201208 has 32 divisors (see below), whose sum is σ = 190512000. Its totient is φ = 49404000.

The previous prime is 100201201. The next prime is 100201229. The reversal of 100201208 is 802102001.

It is a junction number, because it is equal to n+sod(n) for n = 100201192 and 100201201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100201201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 278933 + ... + 279291.

It is an arithmetic number, because the mean of its divisors is an integer number (5953500).

Almost surely, 2100201208 is an apocalyptic number.

It is an amenable number.

100201208 is a deficient number, since it is larger than the sum of its proper divisors (90310792).

100201208 is a wasteful number, since it uses less digits than its factorization.

100201208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 755 (or 751 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

The square root of 100201208 is about 10010.0553445023. The cubic root of 100201208 is about 464.4699830707.

Adding to 100201208 its reverse (802102001), we get a palindrome (902303209).

The spelling of 100201208 in words is "one hundred million, two hundred one thousand, two hundred eight".

Divisors: 1 2 4 8 139 251 278 359 502 556 718 1004 1112 1436 2008 2872 34889 49901 69778 90109 99802 139556 180218 199604 279112 360436 399208 720872 12525151 25050302 50100604 100201208