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55893555901 = 411363257461
BaseRepresentation
bin110100000011100000…
…111111101010111101
312100021022120211110001
4310003200333222331
51403432222242101
641402132514301
74016044246321
oct640340775275
9170238524401
1055893555901
1121782500907
12a9ba77b991
135369a79b01
1429c3351981
1516c1ea3901
hexd0383fabd

55893555901 has 4 divisors (see below), whose sum is σ = 57256813404. Its totient is φ = 54530298400.

The previous prime is 55893555899. The next prime is 55893555929. The reversal of 55893555901 is 10955539855.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 11957203801 + 43936352100 = 109349^2 + 209610^2 .

It is a cyclic number.

It is not a de Polignac number, because 55893555901 - 21 = 55893555899 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55893555931) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 681628690 + ... + 681628771.

It is an arithmetic number, because the mean of its divisors is an integer number (14314203351).

Almost surely, 255893555901 is an apocalyptic number.

It is an amenable number.

55893555901 is a deficient number, since it is larger than the sum of its proper divisors (1363257503).

55893555901 is a wasteful number, since it uses less digits than its factorization.

55893555901 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1363257502.

The product of its (nonzero) digits is 6075000, while the sum is 55.

The spelling of 55893555901 in words is "fifty-five billion, eight hundred ninety-three million, five hundred fifty-five thousand, nine hundred one".

Divisors: 1 41 1363257461 55893555901