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53419290 = 2351780643
BaseRepresentation
bin1100101111000…
…1110100011010
310201111222111020
43023301310122
5102133404130
65144543310
71216025241
oct313616432
9121458436
1053419290
1128176781
1215a81b36
13b0b4862
147147958
154a52e10
hex32f1d1a

53419290 has 16 divisors (see below), whose sum is σ = 128206368. Its totient is φ = 14245136.

The previous prime is 53419259. The next prime is 53419309. The reversal of 53419290 is 9291435.

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, 890292 + ... + 890351.

It is an arithmetic number, because the mean of its divisors is an integer number (8012898).

Almost surely, 253419290 is an apocalyptic number.

53419290 is an abundant number, since it is smaller than the sum of its proper divisors (74787078).

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

53419290 is a wasteful number, since it uses less digits than its factorization.

53419290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1780653.

The product of its (nonzero) digits is 9720, while the sum is 33.

The square root of 53419290 is about 7308.8501147581. The cubic root of 53419290 is about 376.6165238113.

The spelling of 53419290 in words is "fifty-three million, four hundred nineteen thousand, two hundred ninety".

Divisors: 1 2 3 5 6 10 15 30 1780643 3561286 5341929 8903215 10683858 17806430 26709645 53419290