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53038030 = 257397177
BaseRepresentation
bin1100101001010…
…0101111001110
310200210121111111
43022110233032
5102034204110
65132442234
71212546553
oct312245716
9120717444
1053038030
1127a36291
121591937a
13acb0166
147088a2a
1549c9e8a
hex3294bce

53038030 has 16 divisors (see below), whose sum is σ = 95610960. Its totient is φ = 21183552.

The previous prime is 53037997. The next prime is 53038061. The reversal of 53038030 is 3083035.

It is a junction number, because it is equal to n+sod(n) for n = 53037992 and 53038010.

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, 3802 + ... + 10978.

It is an arithmetic number, because the mean of its divisors is an integer number (5975685).

Almost surely, 253038030 is an apocalyptic number.

53038030 is a deficient number, since it is larger than the sum of its proper divisors (42572930).

53038030 is a wasteful number, since it uses less digits than its factorization.

53038030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7923.

The product of its (nonzero) digits is 1080, while the sum is 22.

The square root of 53038030 is about 7282.7213320297. The cubic root of 53038030 is about 375.7183976820.

The spelling of 53038030 in words is "fifty-three million, thirty-eight thousand, thirty".

Divisors: 1 2 5 10 739 1478 3695 7177 7390 14354 35885 71770 5303803 10607606 26519015 53038030