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5157602231 = 19853318233
BaseRepresentation
bin1001100110110101…
…01100001110110111
3111022102221100011212
410303122230032313
541030321232411
62211441152035
7241544616125
oct46332541667
914272840155
105157602231
112207371991
12bbb32b61b
136426bcb52
1436cda8915
15202bd868b
hex1336ac3b7

5157602231 has 8 divisors (see below), whose sum is σ = 5435436720. Its totient is φ = 4880405952.

The previous prime is 5157602221. The next prime is 5157602279. The reversal of 5157602231 is 1322067515.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5157602231 - 26 = 5157602167 is a prime.

It is a super-2 number, since 2×51576022312 = 53201721546432354722, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5157602221) 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 7 ways as a sum of consecutive naturals, for example, 142910 + ... + 175323.

It is an arithmetic number, because the mean of its divisors is an integer number (679429590).

Almost surely, 25157602231 is an apocalyptic number.

5157602231 is a deficient number, since it is larger than the sum of its proper divisors (277834489).

5157602231 is a wasteful number, since it uses less digits than its factorization.

5157602231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 319105.

The product of its (nonzero) digits is 12600, while the sum is 32.

The square root of 5157602231 is about 71816.4481925972. The cubic root of 5157602231 is about 1727.7568163394.

Adding to 5157602231 its reverse (1322067515), we get a palindrome (6479669746).

The spelling of 5157602231 in words is "five billion, one hundred fifty-seven million, six hundred two thousand, two hundred thirty-one".

Divisors: 1 19 853 16207 318233 6046427 271452749 5157602231