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70412160 = 2735713231
BaseRepresentation
bin1000011001001…
…10011110000000
311220111022022210
410030212132000
5121011142120
610553102120
71513331160
oct414463600
9156438283
1070412160
1136822775
121b6b7940
1311784300
1494cc5a0
1562acce0
hex4326780

70412160 has 384 divisors, whose sum is σ = 286709760. Its totient is φ = 14376960.

The previous prime is 70412159. The next prime is 70412171. The reversal of 70412160 is 6121407.

It is a tau number, because it is divible by the number of its divisors (384).

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2271345 + ... + 2271375.

It is an arithmetic number, because the mean of its divisors is an integer number (746640).

Almost surely, 270412160 is an apocalyptic number.

70412160 is a gapful number since it is divisible by the number (70) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 70412160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (143354880).

70412160 is an abundant number, since it is smaller than the sum of its proper divisors (216297600).

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

70412160 is a wasteful number, since it uses less digits than its factorization.

70412160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86 (or 61 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 21.

The square root of 70412160 is about 8391.1953856408. The cubic root of 70412160 is about 412.9358185378.

Adding to 70412160 its reverse (6121407), we get a palindrome (76533567).

The spelling of 70412160 in words is "seventy million, four hundred twelve thousand, one hundred sixty".