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269829140 = 22571927351
BaseRepresentation
bin10000000101010…
…100010000010100
3200210201201222212
4100011110100110
51023034013030
642435212552
76454336610
oct2005242024
9623651885
10269829140
11129347699
1276447158
1343b96119
1427b9c340
1518a4e595
hex10154414

269829140 has 24 divisors (see below), whose sum is σ = 647590272. Its totient is φ = 92512800.

The previous prime is 269829113. The next prime is 269829187. The reversal of 269829140 is 41928962.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 963536 + ... + 963815.

It is an arithmetic number, because the mean of its divisors is an integer number (26982928).

Almost surely, 2269829140 is an apocalyptic number.

269829140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

269829140 is an abundant number, since it is smaller than the sum of its proper divisors (377761132).

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

269829140 is a wasteful number, since it uses less digits than its factorization.

269829140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1927367 (or 1927365 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 41.

The square root of 269829140 is about 16426.4767981451. The cubic root of 269829140 is about 646.1940424221.

The spelling of 269829140 in words is "two hundred sixty-nine million, eight hundred twenty-nine thousand, one hundred forty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 140 1927351 3854702 7709404 9636755 13491457 19273510 26982914 38547020 53965828 67457285 134914570 269829140