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124153420 = 2256207671
BaseRepresentation
bin1110110011001…
…10111001001100
322122121122110211
413121212321030
5223240402140
620153012204
73035200216
oct731467114
9278548424
10124153420
1164099336
12356b4064
131c94c581
14126bb5b6
15ad762ea
hex7666e4c

124153420 has 12 divisors (see below), whose sum is σ = 260722224. Its totient is φ = 49661360.

The previous prime is 124153417. The next prime is 124153451. The reversal of 124153420 is 24351421.

It is a junction number, because it is equal to n+sod(n) for n = 124153391 and 124153400.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3103816 + ... + 3103855.

It is an arithmetic number, because the mean of its divisors is an integer number (21726852).

Almost surely, 2124153420 is an apocalyptic number.

124153420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

124153420 is an abundant number, since it is smaller than the sum of its proper divisors (136568804).

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

124153420 is a wasteful number, since it uses less digits than its factorization.

124153420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6207680 (or 6207678 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 124153420 is about 11142.4153575425. The cubic root of 124153420 is about 498.8686687767.

The spelling of 124153420 in words is "one hundred twenty-four million, one hundred fifty-three thousand, four hundred twenty".

Divisors: 1 2 4 5 10 20 6207671 12415342 24830684 31038355 62076710 124153420