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344645652 = 223132209267
BaseRepresentation
bin10100100010101…
…110000000010100
3220000111210221210
4110202232000110
51201212130102
654110541420
711353303551
oct2442560024
9800453853
10344645652
111675a841a
1297507870
1356530050
1433ab5a28
15203cc36c
hex148ae014

344645652 has 24 divisors (see below), whose sum is σ = 866033056. Its totient is φ = 106044768.

The previous prime is 344645621. The next prime is 344645677. The reversal of 344645652 is 256546443.

344645652 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a self number, because there is not a number n which added to its sum of digits gives 344645652.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1104478 + ... + 1104789.

Almost surely, 2344645652 is an apocalyptic number.

It is an amenable number.

344645652 is an abundant number, since it is smaller than the sum of its proper divisors (521387404).

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

344645652 is a wasteful number, since it uses less digits than its factorization.

344645652 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2209287 (or 2209285 counting only the distinct ones).

The product of its digits is 345600, while the sum is 39.

The square root of 344645652 is about 18564.6344429402. The cubic root of 344645652 is about 701.1177055413.

The spelling of 344645652 in words is "three hundred forty-four million, six hundred forty-five thousand, six hundred fifty-two".

Divisors: 1 2 3 4 6 12 13 26 39 52 78 156 2209267 4418534 6627801 8837068 13255602 26511204 28720471 57440942 86161413 114881884 172322826 344645652