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55023086 = 265342131
BaseRepresentation
bin1101000111100…
…1010111101110
310211112110111002
43101321113232
5103041214321
65243200302
71235455106
oct321712756
9124473432
1055023086
1129071728
1216516092
13b526851
147444206
154c6d20b
hex34795ee

55023086 has 8 divisors (see below), whose sum is σ = 82662984. Its totient is φ = 27468760.

The previous prime is 55023077. The next prime is 55023119. The reversal of 55023086 is 68032055.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19760 + ... + 22371.

It is an arithmetic number, because the mean of its divisors is an integer number (10332873).

Almost surely, 255023086 is an apocalyptic number.

55023086 is a deficient number, since it is larger than the sum of its proper divisors (27639898).

55023086 is a wasteful number, since it uses less digits than its factorization.

55023086 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42786.

The product of its (nonzero) digits is 7200, while the sum is 29.

The square root of 55023086 is about 7417.7547816034. The cubic root of 55023086 is about 380.3484477001.

The spelling of 55023086 in words is "fifty-five million, twenty-three thousand, eighty-six".

Divisors: 1 2 653 1306 42131 84262 27511543 55023086