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531055701 = 32115364199
BaseRepresentation
bin11111101001110…
…100010001010101
31101000021102110200
4133221310101111
52041422240301
6124410211113
716105620231
oct3751642125
91330242420
10531055701
11252849010
12129a23a99
1386039757
145075b5c1
153194ec86
hex1fa74455

531055701 has 12 divisors (see below), whose sum is σ = 836815200. Its totient is φ = 321851880.

The previous prime is 531055597. The next prime is 531055711. The reversal of 531055701 is 107550135.

It is not a de Polignac number, because 531055701 - 210 = 531054677 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (531055711) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2682001 + ... + 2682198.

It is an arithmetic number, because the mean of its divisors is an integer number (69734600).

Almost surely, 2531055701 is an apocalyptic number.

It is an amenable number.

531055701 is a deficient number, since it is larger than the sum of its proper divisors (305759499).

531055701 is a wasteful number, since it uses less digits than its factorization.

531055701 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5364216 (or 5364213 counting only the distinct ones).

The product of its (nonzero) digits is 2625, while the sum is 27.

The square root of 531055701 is about 23044.6458206673. The cubic root of 531055701 is about 809.8042005017.

The spelling of 531055701 in words is "five hundred thirty-one million, fifty-five thousand, seven hundred one".

Divisors: 1 3 9 11 33 99 5364199 16092597 48277791 59006189 177018567 531055701