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55023050154 = 239170508359
BaseRepresentation
bin110011001111101000…
…010001110110101010
312021000122120120001110
4303033220101312222
51400141400101104
641135514531150
73655344131562
oct631750216652
9167018516043
1055023050154
1121376093a76
12a7b7136ab6
13525b60c157
14293d8b1da2
151670850e89
hexccfa11daa

55023050154 has 8 divisors (see below), whose sum is σ = 110046100320. Its totient is φ = 18341016716.

The previous prime is 55023050143. The next prime is 55023050161. The reversal of 55023050154 is 45105032055.

It is a happy number.

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

55023050154 is an admirable number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4585254174 + ... + 4585254185.

It is an arithmetic number, because the mean of its divisors is an integer number (13755762540).

Almost surely, 255023050154 is an apocalyptic number.

55023050154 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

55023050154 is a wasteful number, since it uses less digits than its factorization.

55023050154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9170508364.

The product of its (nonzero) digits is 15000, while the sum is 30.

The spelling of 55023050154 in words is "fifty-five billion, twenty-three million, fifty thousand, one hundred fifty-four".

Divisors: 1 2 3 6 9170508359 18341016718 27511525077 55023050154