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252654134 = 21915742349
BaseRepresentation
bin11110000111100…
…11001000110110
3122121102011022112
433003303020312
51004134413014
641023131022
76155344655
oct1703631066
9577364275
10252654134
1111a686877
1270743a72
13404617b5
14257ab19c
15172aa73e
hexf0f3236

252654134 has 16 divisors (see below), whose sum is σ = 401478000. Its totient is φ = 118913184.

The previous prime is 252654121. The next prime is 252654163. The reversal of 252654134 is 431456252.

It is a super-2 number, since 2×2526541342 = 127668222854579912, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 252654134.

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, 15209 + ... + 27140.

It is an arithmetic number, because the mean of its divisors is an integer number (25092375).

Almost surely, 2252654134 is an apocalyptic number.

252654134 is a deficient number, since it is larger than the sum of its proper divisors (148823866).

252654134 is a wasteful number, since it uses less digits than its factorization.

252654134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42527.

The product of its digits is 28800, while the sum is 32.

The square root of 252654134 is about 15895.0977977488. The cubic root of 252654134 is about 632.1820147518.

The spelling of 252654134 in words is "two hundred fifty-two million, six hundred fifty-four thousand, one hundred thirty-four".

Divisors: 1 2 19 38 157 314 2983 5966 42349 84698 804631 1609262 6648793 13297586 126327067 252654134