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8301899142 = 235113151169
BaseRepresentation
bin1111011101101010…
…01110110110000110
3210102120111011200000
413232311032312012
5114000241233032
63451442302130
7412504656405
oct75665166606
923376434600
108301899142
113580229779
121738357946
13a23c57474
1458a81363c
15338c81e7c
hex1eed4ed86

8301899142 has 48 divisors (see below), whose sum is σ = 18818850960. Its totient is φ = 2742792192.

The previous prime is 8301899101. The next prime is 8301899143. The reversal of 8301899142 is 2419981038.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8301899143) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 20667 + ... + 130502.

It is an arithmetic number, because the mean of its divisors is an integer number (392059395).

Almost surely, 28301899142 is an apocalyptic number.

8301899142 is an abundant number, since it is smaller than the sum of its proper divisors (10516951818).

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

8301899142 is a wasteful number, since it uses less digits than its factorization.

8301899142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151299 (or 151287 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 45.

The square root of 8301899142 is about 91114.7580911018. The cubic root of 8301899142 is about 2024.8482651739.

The spelling of 8301899142 in words is "eight billion, three hundred one million, eight hundred ninety-nine thousand, one hundred forty-two".

Divisors: 1 2 3 6 9 18 27 54 81 113 162 226 243 339 486 678 1017 2034 3051 6102 9153 18306 27459 54918 151169 302338 453507 907014 1360521 2721042 4081563 8163126 12244689 17082097 24489378 34164194 36734067 51246291 73468134 102492582 153738873 307477746 461216619 922433238 1383649857 2767299714 4150949571 8301899142