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52103470 = 2517306491
BaseRepresentation
bin1100011011000…
…0100100101110
310122001010112011
43012300210232
5101314302340
65100431434
71201605106
oct306604456
9118033464
1052103470
1127458121
121554857a
13aa43973
146cc4206
1548930ea
hex31b092e

52103470 has 16 divisors (see below), whose sum is σ = 99303408. Its totient is φ = 19615360.

The previous prime is 52103461. The next prime is 52103483. The reversal of 52103470 is 7430125.

It is an alternating number because its digits alternate between odd and even.

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, 153076 + ... + 153415.

It is an arithmetic number, because the mean of its divisors is an integer number (6206463).

Almost surely, 252103470 is an apocalyptic number.

52103470 is a deficient number, since it is larger than the sum of its proper divisors (47199938).

52103470 is a wasteful number, since it uses less digits than its factorization.

52103470 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 306515.

The product of its (nonzero) digits is 840, while the sum is 22.

The square root of 52103470 is about 7218.2733392412. The cubic root of 52103470 is about 373.4985176405.

Adding to 52103470 its reverse (7430125), we get a palindrome (59533595).

The spelling of 52103470 in words is "fifty-two million, one hundred three thousand, four hundred seventy".

Divisors: 1 2 5 10 17 34 85 170 306491 612982 1532455 3064910 5210347 10420694 26051735 52103470