Base | Representation |
---|---|
bin | 10010011110100… |
… | …10111110000001 |
3 | 101210200001121120 |
4 | 21033102332001 |
5 | 304140123201 |
6 | 23214142453 |
7 | 3561343020 |
oct | 1117227601 |
9 | 353601546 |
10 | 155004801 |
11 | 7a550446 |
12 | 43ab1a29 |
13 | 26161c23 |
14 | 1682c8b7 |
15 | d91c536 |
hex | 93d2f81 |
155004801 has 32 divisors (see below), whose sum is σ = 241118208. Its totient is φ = 86750400.
The previous prime is 155004791. The next prime is 155004823. The reversal of 155004801 is 108400551.
155004801 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 155004801 - 26 = 155004737 is a prime.
It is not an unprimeable number, because it can be changed into a prime (155004841) 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, 226606 + ... + 227288.
It is an arithmetic number, because the mean of its divisors is an integer number (7534944).
Almost surely, 2155004801 is an apocalyptic number.
It is an amenable number.
155004801 is a deficient number, since it is larger than the sum of its proper divisors (86113407).
155004801 is a wasteful number, since it uses less digits than its factorization.
155004801 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 901.
The product of its (nonzero) digits is 800, while the sum is 24.
The square root of 155004801 is about 12450.0924092956. The cubic root of 155004801 is about 537.1740815580.
It can be divided in two parts, 15500 and 4801, that added together give a triangular number (20301 = T201).
The spelling of 155004801 in words is "one hundred fifty-five million, four thousand, eight hundred one".
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