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53075814 = 2311804179
BaseRepresentation
bin1100101001110…
…1111101100110
310200212112022220
43022131331212
5102041411224
65133333210
71213064661
oct312357546
9120775286
1053075814
1127a61710
1215937206
13acc440c
1470986d8
1549d6279
hex329df66

53075814 has 16 divisors (see below), whose sum is σ = 115801920. Its totient is φ = 16083560.

The previous prime is 53075807. The next prime is 53075821. The reversal of 53075814 is 41857035.

It is an interprime number because it is at equal distance from previous prime (53075807) and next prime (53075821).

It is a Harshad number since it is a multiple of its sum of digits (33).

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, 402024 + ... + 402155.

It is an arithmetic number, because the mean of its divisors is an integer number (7237620).

Almost surely, 253075814 is an apocalyptic number.

53075814 is an abundant number, since it is smaller than the sum of its proper divisors (62726106).

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

53075814 is a wasteful number, since it uses less digits than its factorization.

53075814 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 804195.

The product of its (nonzero) digits is 16800, while the sum is 33.

The square root of 53075814 is about 7285.3149554429. The cubic root of 53075814 is about 375.8075964085.

The spelling of 53075814 in words is "fifty-three million, seventy-five thousand, eight hundred fourteen".

Divisors: 1 2 3 6 11 22 33 66 804179 1608358 2412537 4825074 8845969 17691938 26537907 53075814