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34868813056 = 2871129181337
BaseRepresentation
bin100000011110010101…
…111101110100000000
310100000001211020021121
4200132111331310000
51032402404004211
624003555402024
72343040010050
oct403625756400
9110001736247
1034868813056
1113873599380
1269115b3314
133398cb0b7c
14198ad1b560
15d912ba271
hex81e57dd00

34868813056 has 288 divisors, whose sum is σ = 90531866880. Its totient is φ = 13005619200.

The previous prime is 34868813039. The next prime is 34868813059. The reversal of 34868813056 is 65031886843.

It is a junction number, because it is equal to n+sod(n) for n = 34868812994 and 34868813012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34868813059) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 103468120 + ... + 103468456.

It is an arithmetic number, because the mean of its divisors is an integer number (314346760).

Almost surely, 234868813056 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 34868813056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45265933440).

34868813056 is an abundant number, since it is smaller than the sum of its proper divisors (55663053824).

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

34868813056 is a wasteful number, since it uses less digits than its factorization.

34868813056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 581 (or 567 counting only the distinct ones).

The product of its (nonzero) digits is 3317760, while the sum is 52.

The spelling of 34868813056 in words is "thirty-four billion, eight hundred sixty-eight million, eight hundred thirteen thousand, fifty-six".