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120526628 = 2297730841
BaseRepresentation
bin1110010111100…
…01011100100100
322101210101110012
413023301130210
5221323323003
615543145352
72662313405
oct713613444
9271711405
10120526628
1162041492
1234445258
131bc7c841
14120159ac
15a8ab8d8
hex72f1724

120526628 has 12 divisors (see below), whose sum is σ = 211144332. Its totient is φ = 60199680.

The previous prime is 120526621. The next prime is 120526661. The reversal of 120526628 is 826625021.

It can be written as a sum of positive squares in 2 ways, for example, as 105719524 + 14807104 = 10282^2 + 3848^2 .

It is a junction number, because it is equal to n+sod(n) for n = 120526594 and 120526603.

It is not an unprimeable number, because it can be changed into a prime (120526621) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11513 + ... + 19328.

It is an arithmetic number, because the mean of its divisors is an integer number (17595361).

Almost surely, 2120526628 is an apocalyptic number.

It is an amenable number.

120526628 is a deficient number, since it is larger than the sum of its proper divisors (90617704).

120526628 is a wasteful number, since it uses less digits than its factorization.

120526628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31822 (or 31820 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 32.

The square root of 120526628 is about 10978.4620052173. The cubic root of 120526628 is about 493.9629043265.

The spelling of 120526628 in words is "one hundred twenty million, five hundred twenty-six thousand, six hundred twenty-eight".

Divisors: 1 2 4 977 1954 3908 30841 61682 123364 30131657 60263314 120526628