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343525052 = 221317222859
BaseRepresentation
bin10100011110011…
…100011010111100
3212221101212210002
4110132130122330
51200420300202
654030533432
711340625523
oct2436343274
9787355702
10343525052
11166a02502
1297067278
1356229c80
14338a34ba
152025a302
hex1479c6bc

343525052 has 36 divisors (see below), whose sum is σ = 687765960. Its totient is φ = 149217024.

The previous prime is 343525031. The next prime is 343525067. The reversal of 343525052 is 250525343.

It is a super-2 number, since 2×3435250522 = 236018922703205408, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3599 + ... + 26457.

It is an arithmetic number, because the mean of its divisors is an integer number (19104610).

Almost surely, 2343525052 is an apocalyptic number.

It is an amenable number.

343525052 is an abundant number, since it is smaller than the sum of its proper divisors (344240908).

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

343525052 is a wasteful number, since it uses less digits than its factorization.

343525052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22910 (or 22891 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 29.

The square root of 343525052 is about 18534.4288285342. The cubic root of 343525052 is about 700.3569961343.

The spelling of 343525052 in words is "three hundred forty-three million, five hundred twenty-five thousand, fifty-two".

Divisors: 1 2 4 13 17 26 34 52 68 221 289 442 578 884 1156 3757 7514 15028 22859 45718 91436 297167 388603 594334 777206 1188668 1554412 5051839 6606251 10103678 13212502 20207356 26425004 85881263 171762526 343525052