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123828652 = 2230957163
BaseRepresentation
bin1110110000101…
…11100110101100
322122000010222101
413120113212230
5223200004102
620142024444
73032345323
oct730274654
9278003871
10123828652
1163997332
1235578124
131c8677bc
14126350ba
15ad0ee87
hex76179ac

123828652 has 6 divisors (see below), whose sum is σ = 216700148. Its totient is φ = 61914324.

The previous prime is 123828623. The next prime is 123828671. The reversal of 123828652 is 256828321.

It is a super-2 number, since 2×1238286522 = 30667070112274208, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15478578 + ... + 15478585.

Almost surely, 2123828652 is an apocalyptic number.

It is an amenable number.

123828652 is a deficient number, since it is larger than the sum of its proper divisors (92871496).

123828652 is a wasteful number, since it uses less digits than its factorization.

123828652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30957167 (or 30957165 counting only the distinct ones).

The product of its digits is 46080, while the sum is 37.

The square root of 123828652 is about 11127.8323136180. The cubic root of 123828652 is about 498.4332986881.

It can be divided in two parts, 1238 and 28652, that added together give a triangular number (29890 = T244).

The spelling of 123828652 in words is "one hundred twenty-three million, eight hundred twenty-eight thousand, six hundred fifty-two".

Divisors: 1 2 4 30957163 61914326 123828652