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157843282460 = 2257892164123
BaseRepresentation
bin1001001100000000110…
…0010101101000011100
3120002102100222112201112
42103000030111220130
510041230340014320
6200302345201152
714255334522653
oct2230014255034
9502370875645
10157843282460
1160a39466376
12267114901b8
1311b664b0bb6
1478d530219a
15418c46eec5
hex24c0315a1c

157843282460 has 12 divisors (see below), whose sum is σ = 331470893208. Its totient is φ = 63137312976.

The previous prime is 157843282427. The next prime is 157843282463. The reversal of 157843282460 is 64282348751.

It is a hoax number, since the sum of its digits (50) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 157843282399 and 157843282408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (157843282463) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3946082042 + ... + 3946082081.

It is an arithmetic number, because the mean of its divisors is an integer number (27622574434).

Almost surely, 2157843282460 is an apocalyptic number.

157843282460 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

157843282460 is an abundant number, since it is smaller than the sum of its proper divisors (173627610748).

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

157843282460 is a wasteful number, since it uses less digits than its factorization.

157843282460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7892164132 (or 7892164130 counting only the distinct ones).

The product of its (nonzero) digits is 2580480, while the sum is 50.

The spelling of 157843282460 in words is "one hundred fifty-seven billion, eight hundred forty-three million, two hundred eighty-two thousand, four hundred sixty".

Divisors: 1 2 4 5 10 20 7892164123 15784328246 31568656492 39460820615 78921641230 157843282460