Base | Representation |
---|---|
bin | 1000110100111101001… |
… | …1010000001011101000 |
3 | 112111110001022210012022 |
4 | 2031033103100023220 |
5 | 4441042000134230 |
6 | 153400302004012 |
7 | 13646064205304 |
oct | 2151723201350 |
9 | 474401283168 |
10 | 151654302440 |
11 | 5935299a053 |
12 | 25484876608 |
13 | 113bb218a44 |
14 | 74a937cd04 |
15 | 3e28e581e5 |
hex | 234f4d02e8 |
151654302440 has 32 divisors (see below), whose sum is σ = 361294075080. Its totient is φ = 57093384192.
The previous prime is 151654302431. The next prime is 151654302451. The reversal of 151654302440 is 44203456151.
It can be written as a sum of positive squares in 4 ways, for example, as 145180812676 + 6473489764 = 381026^2 + 80458^2 .
It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.
It is a self number, because there is not a number n which added to its sum of digits gives 151654302440.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 111509837 + ... + 111511196.
Almost surely, 2151654302440 is an apocalyptic number.
151654302440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
151654302440 is an abundant number, since it is smaller than the sum of its proper divisors (209639772640).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
151654302440 is a wasteful number, since it uses less digits than its factorization.
151654302440 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 223021061 (or 223021057 counting only the distinct ones).
The product of its (nonzero) digits is 57600, while the sum is 35.
Adding to 151654302440 its reverse (44203456151), we get a palindrome (195857758591).
The spelling of 151654302440 in words is "one hundred fifty-one billion, six hundred fifty-four million, three hundred two thousand, four hundred forty".
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