Base | Representation |
---|---|
bin | 111001101000001100111011… |
… | …010111101000100100100000 |
3 | 1020020101201010122121201222102 |
4 | 321220030323113220210200 |
5 | 231210021241123433423 |
6 | 2255013531442425532 |
7 | 104246152522601405 |
oct | 7150147327504440 |
9 | 1206351118551872 |
10 | 253451311155488 |
11 | 7383710875a036 |
12 | 2451468b3622a8 |
13 | ab56482432544 |
14 | 4683174c002ac |
15 | 1e47cb4876c28 |
hex | e6833b5e8920 |
253451311155488 has 48 divisors (see below), whose sum is σ = 520128924860160. Its totient is φ = 121421791545600.
The previous prime is 253451311155487. The next prime is 253451311155541. The reversal of 253451311155488 is 884551113154352.
It is not an unprimeable number, because it can be changed into a prime (253451311155487) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1042304528 + ... + 1042547663.
It is an arithmetic number, because the mean of its divisors is an integer number (10836019267920).
Almost surely, 2253451311155488 is an apocalyptic number.
It is an amenable number.
253451311155488 is an abundant number, since it is smaller than the sum of its proper divisors (266677613704672).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
253451311155488 is a wasteful number, since it uses less digits than its factorization.
253451311155488 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2084852361 (or 2084852353 counting only the distinct ones).
The product of its digits is 11520000, while the sum is 56.
The spelling of 253451311155488 in words is "two hundred fifty-three trillion, four hundred fifty-one billion, three hundred eleven million, one hundred fifty-five thousand, four hundred eighty-eight".
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