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70426750 = 2531773227
BaseRepresentation
bin1000011001010…
…10000001111110
311220112001100011
410030222001332
5121012124000
610553253434
71513421542
oct414520176
9156461304
1070426750
1136832729
121b70427a
131178ab44
1494d3a22
1562b22ba
hex432a07e

70426750 has 64 divisors (see below), whose sum is σ = 142129728. Its totient is φ = 26035200.

The previous prime is 70426747. The next prime is 70426751. The reversal of 70426750 is 5762407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70426751) 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, 310137 + ... + 310363.

It is an arithmetic number, because the mean of its divisors is an integer number (2220777).

Almost surely, 270426750 is an apocalyptic number.

70426750 is an abundant number, since it is smaller than the sum of its proper divisors (71702978).

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

70426750 is a wasteful number, since it uses less digits than its factorization.

70426750 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 334 (or 324 counting only the distinct ones).

The product of its (nonzero) digits is 11760, while the sum is 31.

The square root of 70426750 is about 8392.0647042310. The cubic root of 70426750 is about 412.9643378424.

The spelling of 70426750 in words is "seventy million, four hundred twenty-six thousand, seven hundred fifty".

Divisors: 1 2 5 10 17 25 34 50 73 85 125 146 170 227 250 365 425 454 730 850 1135 1241 1825 2125 2270 2482 3650 3859 4250 5675 6205 7718 9125 11350 12410 16571 18250 19295 28375 31025 33142 38590 56750 62050 82855 96475 155125 165710 192950 281707 310250 414275 482375 563414 828550 964750 1408535 2071375 2817070 4142750 7042675 14085350 35213375 70426750