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157207207183 = 13241132737813
BaseRepresentation
bin1001001001101001000…
…1111001110100001111
3120000210001002120110221
42102122101321310033
510033430021112213
6200115304012211
714233512133045
oct2223221716417
9500701076427
10157207207183
1160742408624
1226574461067
1311a94793cb0
147874a48395
1541516c838d
hex249a479d0f

157207207183 has 16 divisors (see below), whose sum is σ = 170135168896. Its totient is φ = 144399490560.

The previous prime is 157207207159. The next prime is 157207207193. The reversal of 157207207183 is 381702702751.

157207207183 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 157207207183 - 25 = 157207207151 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (157207207193) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4138585 + ... + 4176397.

It is an arithmetic number, because the mean of its divisors is an integer number (10633448056).

Almost surely, 2157207207183 is an apocalyptic number.

157207207183 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

157207207183 is a deficient number, since it is larger than the sum of its proper divisors (12927961713).

157207207183 is a wasteful number, since it uses less digits than its factorization.

157207207183 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39394.

The product of its (nonzero) digits is 164640, while the sum is 43.

The spelling of 157207207183 in words is "one hundred fifty-seven billion, two hundred seven million, two hundred seven thousand, one hundred eighty-three".

Divisors: 1 13 241 1327 3133 17251 37813 319807 491569 4157491 9112933 50177851 118468129 652312063 12092862091 157207207183