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154000154030 = 25174519200461
BaseRepresentation
bin1000111101101100011…
…1111101110110101110
3112201111112110101121112
42033123013331312232
510010343014412110
6154425141432022
714061160465622
oct2173307756656
9481445411545
10154000154030
115a347088078
1225a1a40b612
13116a3225cc8
14764cb45182
154014d85405
hex23db1fddae

154000154030 has 32 divisors (see below), whose sum is σ = 293572589760. Its totient is φ = 57963409920.

The previous prime is 154000154027. The next prime is 154000154041. The reversal of 154000154030 is 30451000451.

It is a junction number, because it is equal to n+sod(n) for n = 154000153987 and 154000154005.

It is a congruent 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, 668000 + ... + 868460.

It is an arithmetic number, because the mean of its divisors is an integer number (9174143430).

Almost surely, 2154000154030 is an apocalyptic number.

154000154030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

154000154030 is a deficient number, since it is larger than the sum of its proper divisors (139572435730).

154000154030 is a wasteful number, since it uses less digits than its factorization.

154000154030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 205004.

The product of its (nonzero) digits is 1200, while the sum is 23.

Adding to 154000154030 its reverse (30451000451), we get a palindrome (184451154481).

The spelling of 154000154030 in words is "one hundred fifty-four billion, one hundred fifty-four thousand, thirty".

Divisors: 1 2 5 10 17 34 85 170 4519 9038 22595 45190 76823 153646 200461 384115 400922 768230 1002305 2004610 3407837 6815674 17039185 34078370 905883259 1811766518 4529416295 9058832590 15400015403 30800030806 77000077015 154000154030