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120411020 = 22547912569
BaseRepresentation
bin1110010110101…
…01001110001100
322101120111212102
413023111032030
5221311123040
615540454232
72661322352
oct713251614
9271514772
10120411020
1161a72644
12343aa378
131bc3c032
1411dc57d2
15a887515
hex72d538c

120411020 has 24 divisors (see below), whose sum is σ = 253411200. Its totient is φ = 48060032.

The previous prime is 120411007. The next prime is 120411023. The reversal of 120411020 is 20114021.

It is a junction number, because it is equal to n+sod(n) for n = 120410992 and 120411010.

It is not an unprimeable number, because it can be changed into a prime (120411023) 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, 3296 + ... + 15864.

It is an arithmetic number, because the mean of its divisors is an integer number (10558800).

Almost surely, 2120411020 is an apocalyptic number.

120411020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120411020 is an abundant number, since it is smaller than the sum of its proper divisors (133000180).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

120411020 is a wasteful number, since it uses less digits than its factorization.

120411020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13057 (or 13055 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

The square root of 120411020 is about 10973.1955236385. The cubic root of 120411020 is about 493.8049189567.

Adding to 120411020 its reverse (20114021), we get a palindrome (140525041).

The spelling of 120411020 in words is "one hundred twenty million, four hundred eleven thousand, twenty".

Divisors: 1 2 4 5 10 20 479 958 1916 2395 4790 9580 12569 25138 50276 62845 125690 251380 6020551 12041102 24082204 30102755 60205510 120411020