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70997476 = 221123832
BaseRepresentation
bin1000011101101…
…01010111100100
311221121001020011
410032311113210
5121133404401
611013420004
71521316504
oct416652744
9157531204
1070997476
1137092500
121b93a604
131192a854
149601a04
156376451
hex43b55e4

70997476 has 27 divisors (see below), whose sum is σ = 136924963. Its totient is φ = 32187320.

The previous prime is 70997461. The next prime is 70997483. The reversal of 70997476 is 67479907.

The square root of 70997476 is 8426.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 185181 + ... + 185563.

Almost surely, 270997476 is an apocalyptic number.

70997476 is the 8426-th square number.

It is an amenable number.

70997476 is a deficient number, since it is larger than the sum of its proper divisors (65927487).

70997476 is a wasteful number, since it uses less digits than its factorization.

70997476 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 792 (or 396 counting only the distinct ones).

The product of its (nonzero) digits is 666792, while the sum is 49.

The cubic root of 70997476 is about 414.0768681123.

Multiplying 70997476 by its sum of digits (49), we get a square (3478876324 = 589822).

The spelling of 70997476 in words is "seventy million, nine hundred ninety-seven thousand, four hundred seventy-six".

Divisors: 1 2 4 11 22 44 121 242 383 484 766 1532 4213 8426 16852 46343 92686 146689 185372 293378 586756 1613579 3227158 6454316 17749369 35498738 70997476