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55254284 = 22177311131
BaseRepresentation
bin1101001011000…
…1110100001100
310211222012121222
43102301310030
5103121114114
65252142512
71240440131
oct322616414
9124865558
1055254284
112920a3a8
1216607a38
13b5a7b57
1474a4588
154cb698e
hex34b1d0c

55254284 has 24 divisors (see below), whose sum is σ = 103794768. Its totient is φ = 25643520.

The previous prime is 55254263. The next prime is 55254289. The reversal of 55254284 is 48245255.

It is not an unprimeable number, because it can be changed into a prime (55254289) 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, 602 + ... + 10529.

It is an arithmetic number, because the mean of its divisors is an integer number (4324782).

Almost surely, 255254284 is an apocalyptic number.

It is an amenable number.

55254284 is a deficient number, since it is larger than the sum of its proper divisors (48540484).

55254284 is a wasteful number, since it uses less digits than its factorization.

55254284 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11225 (or 11223 counting only the distinct ones).

The product of its digits is 64000, while the sum is 35.

The square root of 55254284 is about 7433.3225410983. The cubic root of 55254284 is about 380.8804239399.

The spelling of 55254284 in words is "fifty-five million, two hundred fifty-four thousand, two hundred eighty-four".

Divisors: 1 2 4 17 34 68 73 146 292 1241 2482 4964 11131 22262 44524 189227 378454 756908 812563 1625126 3250252 13813571 27627142 55254284