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2988710155 = 53173264137
BaseRepresentation
bin1011001000100100…
…0001100100001011
321201021210012120201
42302021001210023
522110102211110
61212322233031
7134030421454
oct26211014413
97637705521
102988710155
1112a405a1a2
126b4ab5777
13388260862
14204d0812b
151275b3b3a
hexb224190b

2988710155 has 16 divisors (see below), whose sum is σ = 3752872704. Its totient is φ = 2282135040.

The previous prime is 2988710107. The next prime is 2988710161. The reversal of 2988710155 is 5510178892.

It is not a de Polignac number, because 2988710155 - 27 = 2988710027 is a prime.

It is a super-3 number, since 3×29887101553 (a number of 29 digits) contains 333 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 120754 + ... + 143383.

It is an arithmetic number, because the mean of its divisors is an integer number (234554544).

Almost surely, 22988710155 is an apocalyptic number.

2988710155 is a deficient number, since it is larger than the sum of its proper divisors (764162549).

2988710155 is a wasteful number, since it uses less digits than its factorization.

2988710155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 264246.

The product of its (nonzero) digits is 201600, while the sum is 46.

The square root of 2988710155 is about 54669.0968921200. The cubic root of 2988710155 is about 1440.4380989222.

The spelling of 2988710155 in words is "two billion, nine hundred eighty-eight million, seven hundred ten thousand, one hundred fifty-five".

Divisors: 1 5 31 73 155 365 2263 11315 264137 1320685 8188247 19282001 40941235 96410005 597742031 2988710155