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220059157 = 7312172477
BaseRepresentation
bin11010001110111…
…01011000010101
3120100002011102011
431013131120111
5422313343112
633500344221
75311320613
oct1507353025
9510064364
10220059157
1110324377a
1261845071
133678b626
14213246b3
15144bcaa7
hexd1dd615

220059157 has 8 divisors (see below), whose sum is σ = 223347096. Its totient is φ = 216778752.

The previous prime is 220059139. The next prime is 220059167. The reversal of 220059157 is 751950022.

It can be written as a sum of positive squares in 4 ways, for example, as 25010001 + 195049156 = 5001^2 + 13966^2 .

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 220059157 - 211 = 220057109 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220059167) 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, 87603 + ... + 90079.

It is an arithmetic number, because the mean of its divisors is an integer number (27918387).

Almost surely, 2220059157 is an apocalyptic number.

It is an amenable number.

220059157 is a deficient number, since it is larger than the sum of its proper divisors (3287939).

220059157 is a wasteful number, since it uses less digits than its factorization.

220059157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3767.

The product of its (nonzero) digits is 6300, while the sum is 31.

The square root of 220059157 is about 14834.3910222159. The cubic root of 220059157 is about 603.7351778628.

The spelling of 220059157 in words is "two hundred twenty million, fifty-nine thousand, one hundred fifty-seven".

Divisors: 1 73 1217 2477 88841 180821 3014509 220059157