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55253492 = 2271973339
BaseRepresentation
bin1101001011000…
…1100111110100
310211222011112122
43102301213310
5103121102432
65252135112
71240434620
oct322614764
9124864478
1055253492
1129209848
1216607498
13b5a7698
1474a4180
154cb6612
hex34b19f4

55253492 has 12 divisors (see below), whose sum is σ = 110507040. Its totient is φ = 23680056.

The previous prime is 55253489. The next prime is 55253503. The reversal of 55253492 is 29435255.

55253492 is an admirable number.

It is a congruent number.

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, 986642 + ... + 986697.

It is an arithmetic number, because the mean of its divisors is an integer number (9208920).

Almost surely, 255253492 is an apocalyptic number.

It is an amenable number.

55253492 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

55253492 is a wasteful number, since it uses less digits than its factorization.

55253492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1973350 (or 1973348 counting only the distinct ones).

The product of its digits is 54000, while the sum is 35.

The square root of 55253492 is about 7433.2692672874. The cubic root of 55253492 is about 380.8786041187.

The spelling of 55253492 in words is "fifty-five million, two hundred fifty-three thousand, four hundred ninety-two".

Divisors: 1 2 4 7 14 28 1973339 3946678 7893356 13813373 27626746 55253492