Search a number
-
+
23054245020 = 22325177534067
BaseRepresentation
bin10101011110001000…
…111101110010011100
32012111200121222202200
4111132020331302130
5334203341320040
614331352251500
71444206564222
oct253610756234
965450558680
1023054245020
11986057a564
1245749a0b90
1322353a2801
141189bacb12
158ede77630
hex55e23dc9c

23054245020 has 72 divisors (see below), whose sum is σ = 74044820304. Its totient is φ = 5786162688.

The previous prime is 23054245009. The next prime is 23054245031. The reversal of 23054245020 is 2054245032.

It is a happy number.

23054245020 is a `hidden beast` number, since 230 + 5 + 424 + 5 + 0 + 2 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (23054245009) and next prime (23054245031).

It is a congruent 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 23 ways as a sum of consecutive naturals, for example, 3763974 + ... + 3770093.

It is an arithmetic number, because the mean of its divisors is an integer number (1028400282).

Almost surely, 223054245020 is an apocalyptic number.

23054245020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23054245020 is an abundant number, since it is smaller than the sum of its proper divisors (50990575284).

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

23054245020 is a wasteful number, since it uses less digits than its factorization.

23054245020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7534099 (or 7534094 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 27.

The spelling of 23054245020 in words is "twenty-three billion, fifty-four million, two hundred forty-five thousand, twenty".

Divisors: 1 2 3 4 5 6 9 10 12 15 17 18 20 30 34 36 45 51 60 68 85 90 102 153 170 180 204 255 306 340 510 612 765 1020 1530 3060 7534067 15068134 22602201 30136268 37670335 45204402 67806603 75340670 90408804 113011005 128079139 135613206 150681340 226022010 256158278 271226412 339033015 384237417 452044020 512316556 640395695 678066030 768474834 1152712251 1280791390 1356132060 1536949668 1921187085 2305424502 2561582780 3842374170 4610849004 5763561255 7684748340 11527122510 23054245020