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75061434 = 237336473
BaseRepresentation
bin1000111100101…
…01100010111010
312020020111221010
410132111202322
5123203431214
611240454350
71601004000
oct436254272
9166214833
1075061434
1139408848
122117a3b6
1312721566
149d7ca70
1568ca659
hex47958ba

75061434 has 32 divisors (see below), whose sum is σ = 175075200. Its totient is φ = 21445536.

The previous prime is 75061423. The next prime is 75061487. The reversal of 75061434 is 43416057.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16179 + ... + 20294.

It is an arithmetic number, because the mean of its divisors is an integer number (5471100).

Almost surely, 275061434 is an apocalyptic number.

75061434 is an abundant number, since it is smaller than the sum of its proper divisors (100013766).

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

75061434 is a wasteful number, since it uses less digits than its factorization.

75061434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36499 (or 36485 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 30.

The square root of 75061434 is about 8663.8002054526. The cubic root of 75061434 is about 421.8314466533.

The spelling of 75061434 in words is "seventy-five million, sixty-one thousand, four hundred thirty-four".

Divisors: 1 2 3 6 7 14 21 42 49 98 147 294 343 686 1029 2058 36473 72946 109419 218838 255311 510622 765933 1531866 1787177 3574354 5361531 10723062 12510239 25020478 37530717 75061434