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20010233010 = 2351739235751
BaseRepresentation
bin10010101000101100…
…111110110010110010
31220122112210011022010
4102220230332302302
5311440104424020
613105332423350
71305605113515
oct225054766262
956575704263
1020010233010
118539289259
123a65477b56
131b6b84b581
14d7b7cad7c
157c1adcde0
hex4a8b3ecb2

20010233010 has 32 divisors (see below), whose sum is σ = 50849534592. Its totient is φ = 5022176000.

The previous prime is 20010233003. The next prime is 20010233011. The reversal of 20010233010 is 1033201002.

It is a happy number.

It is a super-2 number, since 2×200102330102 (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (20010233011) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19617366 + ... + 19618385.

It is an arithmetic number, because the mean of its divisors is an integer number (1589047956).

Almost surely, 220010233010 is an apocalyptic number.

20010233010 is an abundant number, since it is smaller than the sum of its proper divisors (30839301582).

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

20010233010 is a wasteful number, since it uses less digits than its factorization.

20010233010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39235778.

The product of its (nonzero) digits is 36, while the sum is 12.

Adding to 20010233010 its reverse (1033201002), we get a palindrome (21043434012).

The spelling of 20010233010 in words is "twenty billion, ten million, two hundred thirty-three thousand, ten".

Divisors: 1 2 3 5 6 10 15 17 30 34 51 85 102 170 255 510 39235751 78471502 117707253 196178755 235414506 392357510 588536265 667007767 1177072530 1334015534 2001023301 3335038835 4002046602 6670077670 10005116505 20010233010