Base | Representation |
---|---|
bin | 1001011101110011… |
… | …1001000000100010 |
3 | 20120002012210000100 |
4 | 2113130321000202 |
5 | 20200434330104 |
6 | 1100045003230 |
7 | 116652401244 |
oct | 22734710042 |
9 | 6502183010 |
10 | 2540933154 |
11 | 1094321761 |
12 | 5aab53516 |
13 | 316561956 |
14 | 1a1668094 |
15 | ed114139 |
hex | 97739022 |
2540933154 has 48 divisors (see below), whose sum is σ = 5578667640. Its totient is φ = 835756800.
The previous prime is 2540933149. The next prime is 2540933159. The reversal of 2540933154 is 4513390452.
2540933154 is a `hidden beast` number, since 254 + 0 + 93 + 315 + 4 = 666.
It is an interprime number because it is at equal distance from previous prime (2540933149) and next prime (2540933159).
It can be written as a sum of positive squares in 4 ways, for example, as 1666843929 + 874089225 = 40827^2 + 29565^2 .
It is not an unprimeable number, because it can be changed into a prime (2540933159) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 574102 + ... + 578510.
Almost surely, 22540933154 is an apocalyptic number.
2540933154 is an abundant number, since it is smaller than the sum of its proper divisors (3037734486).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2540933154 is a wasteful number, since it uses less digits than its factorization.
2540933154 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4835 (or 4832 counting only the distinct ones).
The product of its (nonzero) digits is 64800, while the sum is 36.
The square root of 2540933154 is about 50407.6695950130. The cubic root of 2540933154 is about 1364.5760564057.
The spelling of 2540933154 in words is "two billion, five hundred forty million, nine hundred thirty-three thousand, one hundred fifty-four".
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