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54416687 = 1331135029
BaseRepresentation
bin1100111110010…
…1010100101111
310210101122122212
43033211110233
5102412313222
65222201035
71230351143
oct317452457
9123348585
1054416687
1128798076
121628317b
13b373830
147327223
154b9d6e2
hex33e552f

54416687 has 8 divisors (see below), whose sum is σ = 60493440. Its totient is φ = 48610080.

The previous prime is 54416657. The next prime is 54416707. The reversal of 54416687 is 78661445.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 54416687 - 28 = 54416431 is a prime.

It is a super-2 number, since 2×544166872 = 5922351648111938, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54416617) 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, 67112 + ... + 67917.

It is an arithmetic number, because the mean of its divisors is an integer number (7561680).

Almost surely, 254416687 is an apocalyptic number.

54416687 is a deficient number, since it is larger than the sum of its proper divisors (6076753).

54416687 is a wasteful number, since it uses less digits than its factorization.

54416687 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135073.

The product of its digits is 161280, while the sum is 41.

The square root of 54416687 is about 7376.7667036446. The cubic root of 54416687 is about 378.9460337202.

The spelling of 54416687 in words is "fifty-four million, four hundred sixteen thousand, six hundred eighty-seven".

Divisors: 1 13 31 403 135029 1755377 4185899 54416687