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154412540030 = 257171011284737
BaseRepresentation
bin1000111111001110110…
…1000110000001111110
3112202120021102202212002
42033303231012001332
510012214102240110
6154534112342302
714104325635310
oct2176355060176
9482507382762
10154412540030
115a538942851
1225b14544992
131173a7b31a8
14768b8117b0
15403b193aa5
hex23f3b4607e

154412540030 has 64 divisors (see below), whose sum is σ = 339664171392. Its totient is φ = 49333862400.

The previous prime is 154412540027. The next prime is 154412540039. The reversal of 154412540030 is 30045214451.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 154412539975 and 154412540002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (154412540039) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 522179 + ... + 762558.

It is an arithmetic number, because the mean of its divisors is an integer number (5307252678).

Almost surely, 2154412540030 is an apocalyptic number.

154412540030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

154412540030 is an abundant number, since it is smaller than the sum of its proper divisors (185251631362).

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

154412540030 is a wasteful number, since it uses less digits than its factorization.

154412540030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1284869.

The product of its (nonzero) digits is 9600, while the sum is 29.

Adding to 154412540030 its reverse (30045214451), we get a palindrome (184457754481).

The spelling of 154412540030 in words is "one hundred fifty-four billion, four hundred twelve million, five hundred forty thousand, thirty".

Divisors: 1 2 5 7 10 14 17 34 35 70 85 101 119 170 202 238 505 595 707 1010 1190 1414 1717 3434 3535 7070 8585 12019 17170 24038 60095 120190 1284737 2569474 6423685 8993159 12847370 17986318 21840529 43681058 44965795 89931590 109202645 129758437 152883703 218405290 259516874 305767406 648792185 764418515 908309059 1297584370 1528837030 1816618118 2205893429 4411786858 4541545295 9083090590 11029467145 15441254003 22058934290 30882508006 77206270015 154412540030