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676353401570020 = 225131624774131923
BaseRepresentation
bin1001100111001000111100110…
…0001111100100001011100100
310021200202202100110110100121211
42121302033030033210023210
51202122333231300220040
610354252244021121204
7262314630542226406
oct23162171417441344
93250682313410554
10676353401570020
11186563959764759
1263a359a1859204
1323051b10097355
14bd03972010b76
15532d7866178ea
hex26723cc3e42e4

676353401570020 has 48 divisors (see below), whose sum is σ = 1431207703493568. Its totient is φ = 268471797226880.

The previous prime is 676353401569973. The next prime is 676353401570023. The reversal of 676353401570020 is 20075104353676.

It is not an unprimeable number, because it can be changed into a prime (676353401570023) 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, 161623779 + ... + 165755701.

It is an arithmetic number, because the mean of its divisors is an integer number (29816827156116).

Almost surely, 2676353401570020 is an apocalyptic number.

It is an amenable number.

676353401570020 is an abundant number, since it is smaller than the sum of its proper divisors (754854301923548).

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

676353401570020 is a wasteful number, since it uses less digits than its factorization.

676353401570020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4194540 (or 4194538 counting only the distinct ones).

The product of its (nonzero) digits is 3175200, while the sum is 49.

The spelling of 676353401570020 in words is "six hundred seventy-six trillion, three hundred fifty-three billion, four hundred one million, five hundred seventy thousand, twenty".

Divisors: 1 2 4 5 10 20 131 262 524 655 1310 2620 62477 124954 249908 312385 624770 1249540 4131923 8184487 8263846 16368974 16527692 20659615 32737948 40922435 41319230 81844870 82638460 163689740 541281913 1082563826 2165127652 2706409565 5412819130 10825638260 258150153271 516300306542 1032600613084 1290750766355 2581501532710 5163003065420 33817670078501 67635340157002 135270680314004 169088350392505 338176700785010 676353401570020