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3123653052 = 2231320023417
BaseRepresentation
bin1011101000101111…
…0010100110111100
322001200201000102210
42322023302212330
522344123344202
61233542420420
7140256420132
oct27213624674
98050630383
103123653052
111363247853
12732131710
133aa1ba120
14218bd3752
1513436bc6c
hexba2f29bc

3123653052 has 24 divisors (see below), whose sum is σ = 7849179856. Its totient is φ = 961123968.

The previous prime is 3123653021. The next prime is 3123653059. The reversal of 3123653052 is 2503563213.

It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3123653059) 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, 10011553 + ... + 10011864.

Almost surely, 23123653052 is an apocalyptic number.

It is an amenable number.

3123653052 is an abundant number, since it is smaller than the sum of its proper divisors (4725526804).

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

3123653052 is a wasteful number, since it uses less digits than its factorization.

3123653052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20023437 (or 20023435 counting only the distinct ones).

The product of its (nonzero) digits is 16200, while the sum is 30.

The square root of 3123653052 is about 55889.6506698691. The cubic root of 3123653052 is about 1461.7987855949.

The spelling of 3123653052 in words is "three billion, one hundred twenty-three million, six hundred fifty-three thousand, fifty-two".

Divisors: 1 2 3 4 6 12 13 26 39 52 78 156 20023417 40046834 60070251 80093668 120140502 240281004 260304421 520608842 780913263 1041217684 1561826526 3123653052