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154000403030 = 25192113841367
BaseRepresentation
bin1000111101101100100…
…0111010101001010110
3112201111112221001011202
42033123020322221112
510010343100344110
6154425151032502
714061162553565
oct2173310725126
9481445831152
10154000403030
115a347238161
1225a1a50b732
13116a32b2446
14764cbabbdc
154014dd40a5
hex23db23aa56

154000403030 has 32 divisors (see below), whose sum is σ = 293173205760. Its totient is φ = 58081453920.

The previous prime is 154000403017. The next prime is 154000403071. The reversal of 154000403030 is 30304000451.

It is a super-2 number, since 2×1540004030302 (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 154000402993 and 154000403011.

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, 1880594 + ... + 1960773.

It is an arithmetic number, because the mean of its divisors is an integer number (9161662680).

Almost surely, 2154000403030 is an apocalyptic number.

154000403030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

154000403030 is a deficient number, since it is larger than the sum of its proper divisors (139172802730).

154000403030 is a wasteful number, since it uses less digits than its factorization.

154000403030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3841604.

The product of its (nonzero) digits is 720, while the sum is 20.

Adding to 154000403030 its reverse (30304000451), we get a palindrome (184304403481).

The spelling of 154000403030 in words is "one hundred fifty-four billion, four hundred three thousand, thirty".

Divisors: 1 2 5 10 19 38 95 190 211 422 1055 2110 4009 8018 20045 40090 3841367 7682734 19206835 38413670 72985973 145971946 364929865 729859730 810528437 1621056874 4052642185 8105284370 15400040303 30800080606 77000201515 154000403030