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120410140 = 22513943313
BaseRepresentation
bin1110010110101…
…01000000011100
322101120110122211
413023111000130
5221311111030
615540450204
72661316654
oct713250034
9271513584
10120410140
1161a71a14
12343a9964
131bc3b806
1411dc5364
15a88712a
hex72d501c

120410140 has 24 divisors (see below), whose sum is σ = 254686320. Its totient is φ = 47816448.

The previous prime is 120410123. The next prime is 120410149. The reversal of 120410140 is 41014021.

It is a self number, because there is not a number n which added to its sum of digits gives 120410140.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120410149) 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, 18877 + ... + 24436.

It is an arithmetic number, because the mean of its divisors is an integer number (10611930).

Almost surely, 2120410140 is an apocalyptic number.

120410140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120410140 is an abundant number, since it is smaller than the sum of its proper divisors (134276180).

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

120410140 is a wasteful number, since it uses less digits than its factorization.

120410140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43461 (or 43459 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

The square root of 120410140 is about 10973.1554258563. The cubic root of 120410140 is about 493.8037159954.

Adding to 120410140 its reverse (41014021), we get a palindrome (161424161).

The spelling of 120410140 in words is "one hundred twenty million, four hundred ten thousand, one hundred forty".

Divisors: 1 2 4 5 10 20 139 278 556 695 1390 2780 43313 86626 173252 216565 433130 866260 6020507 12041014 24082028 30102535 60205070 120410140